/* ===========================
   MOODAURA V2 - GLASSMORPHIC REDESIGN
   With Mobile/Desktop Config Navigation
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Nunito', 'Avenir Next', 'Inter', 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.5;
    color: #4C304F;
    overflow-x: hidden;
    background: #F8F5F2;
}

/* ===========================
   CSS VARIABLES
   =========================== */

:root {
    /* Mystic Twilight Colors */
    --periwinkle: #B8A8E8;
    --muted-violet: #8C6F9D;
    --whisper-grey: #EAEAEA;
    --deep-plum: #4C304F;
    --pale-lavender: #C4A3CC;
    --white: #FFFFFF;

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);

    /* Gradient Buttons */
    --btn-gradient: linear-gradient(135deg, #A8D5E2, #B8A8E8, #E8A8D5);
    
    /* Backgrounds */
    --bg-light: #F8F5F2;
    --card-bg: #FFFFFF;

    /* Dark Mode */
    --overlay-dark: rgba(0, 0, 0, 0.7);
    --overlay-darker: rgba(0, 0, 0, 0.85);
    --overlay-darkest: rgba(0, 0, 0, 0.9);
    --scene-black: #000000;

    /* Text */
    --text-primary: #4C304F;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-on-dark: #EAEAEA;

    /* Typography */
    --font-primary: 'Nunito', 'Avenir Next', 'Inter', 'Lato', sans-serif;
    --font-size-title: 2.5rem;
    --font-size-heading: 2rem;
    --font-size-button: 1.125rem;
    --font-size-body: 1.125rem;
    --font-size-label: 1rem;
    --font-weight-bold: 700;
    --font-weight-semibold: 600;
    --font-weight-medium: 500;
    --font-weight-regular: 400;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-pill: 999px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-button: 0 4px 16px rgba(168, 213, 226, 0.4);
    --shadow-button-hover: 0 6px 20px rgba(168, 213, 226, 0.5);
}

/* ===========================
   ANIMATIONS
   =========================== */

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ===========================
   SCREEN MANAGEMENT
   =========================== */

.screen {
    display: none;
    min-height: 100vh;
    width: 100%;
}

.screen.active {
    display: flex;
    flex-direction: column;
    animation: fadeIn var(--transition-slow);
}

.container {
    width: 100%;
    max-width: 100%;
    padding: var(--spacing-md);
    margin: 0 auto;
}

/* Force hide non-active screens */
.screen:not(.active) {
    display: none !important;
}

#landing-screen:not(.active) {
    display: none !important;
}

#config-screen:not(.active) {
    display: none !important;
}

#session-screen:not(.active) {
    display: none !important;
}

/* ===========================
   LANDING SCREEN - GLASSMORPHIC
   =========================== */

#landing-screen {
    background: linear-gradient(45deg, #E8C4D8, #B8A8E8, #C4A3CC, #A8D5E2);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    min-height: 100vh;
}

.landing-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.landing-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: var(--spacing-xl);
    position: relative;
}

.landing-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.landing-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.logo-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-icon-small {
    width: 50px;
    height: 50px;
}

.logo-icon-small img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero-header {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--deep-plum);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero-body {
    font-size: var(--font-size-body);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.landing-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
    max-width: 320px;
}

.how-it-works-link {
    color: var(--deep-plum);
    text-decoration: underline;
    font-size: var(--font-size-label);
    font-weight: var(--font-weight-medium);
    margin-top: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.how-it-works-link:hover {
    color: var(--muted-violet);
}

.landing-right {
    display: none;
}

.hero-image {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.top-nav {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--deep-plum);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-label);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--muted-violet);
    text-decoration: underline;
}

/* Mobile Header and Navigation */
.mobile-header {
    display: none; /* Hidden by default, shown on mobile */
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 0 var(--spacing-md);
    align-items: center;
    justify-content: space-between;
    z-index: 1000;
}

.mobile-logo,
.mobile-logo-link {
    height: 40px;
}

.mobile-logo img,
.mobile-logo-link img {
    height: 100%;
    width: auto;
}

.hamburger-menu {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--deep-plum);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--spacing-lg);
    flex-direction: column;
    gap: var(--spacing-md);
    z-index: 999;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav-link {
    color: var(--deep-plum);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-body);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    background: rgba(184, 168, 232, 0.1);
    color: var(--periwinkle);
}

.landing-footer {
    margin-top: auto;
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.landing-footer p {
    font-size: 0.875rem;
    color: var(--deep-plum);
    margin: 0;
}

.landing-footer a {
    color: var(--deep-plum);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.landing-footer a:hover {
    color: var(--periwinkle);
    text-decoration: underline;
}

/* ===========================
   GRADIENT BUTTONS
   =========================== */

.btn {
    font-family: var(--font-primary);
    font-size: var(--font-size-button);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.btn:focus-visible {
    outline: 2px solid var(--periwinkle);
    outline-offset: 2px;
}

.btn-gradient-landing {
    background: linear-gradient(135deg, rgba(168,213,226,0.6), rgba(184,168,232,0.6), rgba(232,168,213,0.6));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--deep-plum);
    border-radius: 25px;
    padding: 1rem 2.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    font-weight: var(--font-weight-semibold);
}

.btn-gradient-landing:hover {
    background: linear-gradient(135deg, rgba(168,213,226,0.8), rgba(184,168,232,0.8), rgba(232,168,213,0.8));
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.btn-gradient-landing:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, rgba(168,213,226,0.6), rgba(184,168,232,0.6), rgba(232,168,213,0.6));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--deep-plum);
    border-radius: 25px;
    padding: 1rem 2.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn-primary:hover {
    background: linear-gradient(135deg, rgba(168,213,226,0.8), rgba(184,168,232,0.8), rgba(232,168,213,0.8));
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--deep-plum);
    border-radius: 25px;
    padding: 0.875rem 2.375rem;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.6);
}

.btn-large {
    width: 100%;
}

.btn-small {
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-label);
}

.btn-control {
    min-width: 120px;
    padding: 1rem 2rem;
}

.btn-close {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.btn-close:hover {
    background: rgba(184, 168, 232, 0.1);
}

.btn-add {
    background: var(--periwinkle);
    color: var(--whisper-grey);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
}

.btn-add:hover {
    background: var(--periwinkle);
}

.btn-danger {
    background: transparent;
    color: #DC3545;
    border: 2px solid #DC3545;
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
}

.btn-danger:hover {
    background: rgba(220, 53, 69, 0.1);
}

/* ===========================
   TYPOGRAPHY
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-semibold);
    line-height: 1.3;
    color: var(--text-primary);
    margin: 0;
}

h1 {
    font-size: var(--font-size-title);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: var(--font-size-heading);
}

h3 {
    font-size: var(--font-size-body);
}

p {
    font-family: var(--font-primary);
    font-size: var(--font-size-label);
    line-height: 1.6;
    color: var(--text-primary);
    margin: 0;
}

label {
    font-family: var(--font-primary);
    font-size: var(--font-size-label);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

/* ===========================
   MODALS
   =========================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    z-index: 1000;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.4);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideUp 0.3s ease;
}

/* Landing card style for saved sessions and templates modals */
#saved-sessions-modal .modal-content,
#templates-modal .modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(76, 48, 79, 0.1);
}

.modal-header h2 {
    font-size: var(--font-size-heading);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-description {
    font-size: var(--font-size-label);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* ===========================
   SAVED SESSIONS
   =========================== */

.sessions-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: var(--spacing-xl);
}

.session-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.session-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-1px);
    border-color: rgba(255,255,255,0.5);
    background: rgba(255, 255, 255, 0.75);
}

.session-info h3 {
    font-size: var(--font-size-body);
    margin-bottom: var(--spacing-xs);
}

.session-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.session-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ===========================
   TEMPLATES
   =========================== */

.templates-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.template-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.template-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.5);
    background: rgba(255, 255, 255, 0.75);
}

.template-type {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    color: var(--periwinkle);
    background: rgba(184, 168, 232, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.template-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Quick Start specific styles */
.quick-start-card {
    background: linear-gradient(135deg, rgba(184, 168, 232, 0.2), rgba(255, 255, 255, 0.6));
    border: 2px solid rgba(184, 168, 232, 0.4);
}

.quick-start-card:hover {
    background: linear-gradient(135deg, rgba(184, 168, 232, 0.3), rgba(255, 255, 255, 0.75));
    border-color: rgba(184, 168, 232, 0.6);
}

.quick-start-icon {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    color: var(--deep-plum);
    background: linear-gradient(135deg, rgba(184, 168, 232, 0.2), rgba(255, 182, 193, 0.2));
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    display: inline-block;
}

/* ===========================
   CONFIG SCREEN - MOBILE FIRST
   =========================== */

#config-screen {
    background: linear-gradient(135deg, #F9EEF4, #E5E5F8, #DEC4DD);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    min-height: 100vh;
}

.config-container {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    padding: 0;
}

.config-modal {
    background: rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05), inset 0 1px 0 rgba(255, 255, 255, 0.4);
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 500px;
    max-height: 85vh;
}

.config-modal > .btn-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 100;
    color: var(--deep-plum);
}

/* Mobile Logo Header - Hidden on mobile */
.config-header-mobile {
    display: none;
}

.config-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.config-logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--deep-plum);
}

/* Desktop Sidebar Navigation - Hidden on Mobile */
.config-nav-desktop {
    display: none;
}

.config-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.config-panels {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.panel {
    display: none;
}

.panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.panel h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
    color: var(--deep-plum);
}

/* Desktop Footer - Hidden on Mobile */
.config-footer-desktop {
    display: none;
}

/* Mobile Footer Navigation */
.config-footer-mobile {
    padding: var(--spacing-md);
    border-top: 1px solid rgba(76, 48, 79, 0.1);
    background: transparent;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.btn-mobile-nav {
    background: var(--btn-gradient);
    color: var(--deep-plum);
    box-shadow: var(--shadow-button);
    border: none;
}

.btn-mobile-nav:hover {
    box-shadow: var(--shadow-button-hover);
    transform: translateY(-2px);
}

.btn-mobile-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.btn-mobile-nav.btn-secondary {
    background: transparent;
    color: var(--deep-plum);
    border: 2px solid var(--deep-plum);
    box-shadow: none;
}

.btn-mobile-nav.btn-secondary:hover {
    background: rgba(76, 48, 79, 0.05);
}

.btn-mobile-nav.btn-secondary:disabled {
    opacity: 0.4;
    background: transparent;
}

.btn-mobile-start {
    display: none;
}

/* ===========================
   FORM CONTROLS
   =========================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--card-bg);
    border: 2px solid rgba(76, 48, 79, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-label);
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--periwinkle);
}

.form-control.invalid {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.05);
}

.validation-error {
    color: #ef4444;
    font-size: 0.75rem;
    margin-top: 0.5rem;
    font-weight: var(--font-weight-medium);
}

.validation-error.hidden {
    display: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%234C304F' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--periwinkle);
}

.checkbox-label span {
    color: var(--text-primary);
}

.volume-slider {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    background: rgba(76, 48, 79, 0.15);
    border-radius: 3px;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.volume-slider::-webkit-slider-thumb:hover {
    background: var(--periwinkle);
    transform: scale(1.1);
}

.volume-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.tracks-selected-count {
    color: var(--periwinkle);
    font-size: 0.875rem;
    font-weight: 600;
}

.music-tracks-list {
    background: rgba(76, 48, 79, 0.05);
    border: 1px solid rgba(76, 48, 79, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.track-category {
    margin-bottom: var(--spacing-sm);
}

.track-category-header {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--periwinkle);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(184, 168, 232, 0.2);
    margin-bottom: var(--spacing-xs);
}

.track-checkbox {
    padding: var(--spacing-xs) 0;
    margin-left: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.track-checkbox:hover {
    background: rgba(89, 121, 140, 0.05);
}

.track-preview-btn {
    background: rgba(89, 121, 140, 0.15);
    border: 1px solid rgba(184, 168, 232, 0.3);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--periwinkle);
    transition: all var(--transition-fast);
    margin-left: auto;
}

.track-preview-btn:hover {
    background: rgba(184, 168, 232, 0.3);
    transform: scale(1.1);
}

.track-preview-btn.playing {
    background: var(--periwinkle);
    color: white;
    animation: pulse 1.5s ease-in-out infinite;
}

/* Collapsible Category Sections */
.category-section {
    margin-bottom: var(--spacing-sm);
}

.category-header {
    cursor: pointer;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
    user-select: none;
}

.category-header:hover {
    background: rgba(255, 255, 255, 0.15);
}

.category-name-group {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
}

.category-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--deep-plum);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.item-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.chevron {
    font-size: 0.75rem;
    color: var(--periwinkle);
    transition: transform 0.3s ease;
}

details[open] .chevron {
    transform: rotate(180deg);
}

.category-content {
    padding: 12px 0;
    margin-top: 8px;
}

/* Remove default details marker */
details summary {
    list-style: none;
}

details summary::-webkit-details-marker {
    display: none;
}

/* Smooth opening animation */
details[open] .category-content {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scene Cards in Grid */
.scenes-categories {
    padding: var(--spacing-xs);
}

.scenes-categories .category-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.scene-option {
    cursor: pointer;
    position: relative;
}

.scene-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.scene-card {
    height: 120px;
    border-radius: var(--radius-md);
    background-size: cover;
    background-position: center;
    border: 2px solid rgba(76, 48, 79, 0.2);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-sm);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.scene-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
}

.scene-name {
    position: relative;
    z-index: 1;
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.scene-option input[type="radio"]:checked + .scene-card {
    border-color: var(--periwinkle);
    border-width: 3px;
    box-shadow: 0 0 0 2px rgba(184, 168, 232, 0.3);
}

.scene-option:hover .scene-card {
    transform: scale(1.02);
    border-color: var(--periwinkle);
}

/* Scene background images */
.scene-card.cozy-01 { background-image: url('assets/scenes/cozy-01.jpg'); }
.scene-card.cozy-02 { background-image: url('assets/scenes/cozy-02.jpg'); }
.scene-card.cozy-03 { background-image: url('assets/scenes/cozy-03.jpg'); }
.scene-card.cozy-04 { background-image: url('assets/scenes/cozy-04.jpg'); }
.scene-card.cozy-05 { background-image: url('assets/scenes/cozy-05.jpg'); }

.scene-card.fantasy-01 { background-image: url('assets/scenes/fantasy-01.jpg'); }
.scene-card.fantasy-02 { background-image: url('assets/scenes/fantasy-02.jpg'); }
.scene-card.fantasy-03 { background-image: url('assets/scenes/fantasy-03.jpg'); }
.scene-card.fantasy-04 { background-image: url('assets/scenes/fantasy-04.jpg'); }
.scene-card.fantasy-05 { background-image: url('assets/scenes/fantasy-05.jpg'); }
.scene-card.fantasy-06 { background-image: url('assets/scenes/fantasy-06.jpg'); }

.scene-card.futuristic-01 { background-image: url('assets/scenes/futuristic-01.jpg'); }
.scene-card.futuristic-02 { background-image: url('assets/scenes/futuristic-02.jpg'); }
.scene-card.futuristic-03 { background-image: url('assets/scenes/futuristic-03.jpg'); }
.scene-card.futuristic-04 { background-image: url('assets/scenes/futuristic-04.jpg'); }
.scene-card.futuristic-05 { background-image: url('assets/scenes/futuristic-05.jpg'); }

.scene-card.lofi-01 { background-image: url('assets/scenes/lofi-01.jpg'); }
.scene-card.lofi-02 { background-image: url('assets/scenes/lofi-02.jpg'); }
.scene-card.lofi-03 { background-image: url('assets/scenes/lofi-03.jpg'); }
.scene-card.lofi-04 { background-image: url('assets/scenes/lofi-04.jpg'); }
.scene-card.lofi-05 { background-image: url('assets/scenes/lofi-05.jpg'); }

.scene-card.moody-01 { background-image: url('assets/scenes/moody-01.jpg'); }
.scene-card.moody-02 { background-image: url('assets/scenes/moody-02.jpg'); }
.scene-card.moody-03 { background-image: url('assets/scenes/moody-03.jpg'); }
.scene-card.moody-04 { background-image: url('assets/scenes/moody-04.jpg'); }
.scene-card.moody-05 { background-image: url('assets/scenes/moody-05.jpg'); }

.scene-card.peaceful-01 { background-image: url('assets/scenes/peaceful-01.jpg'); }
.scene-card.peaceful-02 { background-image: url('assets/scenes/peaceful-02.jpg'); }
.scene-card.peaceful-03 { background-image: url('assets/scenes/peaceful-03.jpg'); }
.scene-card.peaceful-04 { background-image: url('assets/scenes/peaceful-04.jpg'); }
.scene-card.peaceful-05 { background-image: url('assets/scenes/peaceful-05.jpg'); }

.scene-card.scenic-01 { background-image: url('assets/scenes/scenic-01.jpg'); }
.scene-card.scenic-02 { background-image: url('assets/scenes/scenic-02.jpg'); }
.scene-card.scenic-03 { background-image: url('assets/scenes/scenic-03.jpg'); }
.scene-card.scenic-04 { background-image: url('assets/scenes/scenic-04.jpg'); }
.scene-card.scenic-05 { background-image: url('assets/scenes/scenic-05.jpg'); }

.scene-card.black-screen {
    background-color: #000;
    background-image: none;
}

/* Desktop - 3 columns for scene grid */
@media (min-width: 768px) {
    .scenes-categories .category-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.timer-settings {
    margin-top: var(--spacing-md);
}

.timer-settings.hidden {
    display: none;
}

.time-input-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.time-input {
    width: 80px;
    text-align: center;
    font-size: 1.5rem;
    padding: 0.75rem;
}

.time-separator {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.time-labels {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.time-labels span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.scene-preview {
    margin-top: var(--spacing-md);
    height: 200px;
    border-radius: var(--radius-lg);
    background: rgba(234, 234, 234, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(76, 48, 79, 0.2);
    transition: all var(--transition-normal);
}

.scene-preview.fantasy-01,
.scene-background.fantasy-01::before {
    background-image: url('assets/scenes/fantasy-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.fantasy-02,
.scene-background.fantasy-02::before {
    background-image: url('assets/scenes/fantasy-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.fantasy-03,
.scene-background.fantasy-03::before {
    background-image: url('assets/scenes/fantasy-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.fantasy-04,
.scene-background.fantasy-04::before {
    background-image: url('assets/scenes/fantasy-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.fantasy-05,
.scene-background.fantasy-05::before {
    background-image: url('assets/scenes/fantasy-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.fantasy-06,
.scene-background.fantasy-06::before {
    background-image: url('assets/scenes/fantasy-06.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.futuristic-01,
.scene-background.futuristic-01::before {
    background-image: url('assets/scenes/futuristic-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.futuristic-02,
.scene-background.futuristic-02::before {
    background-image: url('assets/scenes/futuristic-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.futuristic-03,
.scene-background.futuristic-03::before {
    background-image: url('assets/scenes/futuristic-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.futuristic-04,
.scene-background.futuristic-04::before {
    background-image: url('assets/scenes/futuristic-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.futuristic-05,
.scene-background.futuristic-05::before {
    background-image: url('assets/scenes/futuristic-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.moody-01,
.scene-background.moody-01::before {
    background-image: url('assets/scenes/moody-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.moody-02,
.scene-background.moody-02::before {
    background-image: url('assets/scenes/moody-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.moody-03,
.scene-background.moody-03::before {
    background-image: url('assets/scenes/moody-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.moody-04,
.scene-background.moody-04::before {
    background-image: url('assets/scenes/moody-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.moody-05,
.scene-background.moody-05::before {
    background-image: url('assets/scenes/moody-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.peaceful-01,
.scene-background.peaceful-01::before {
    background-image: url('assets/scenes/peaceful-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.peaceful-02,
.scene-background.peaceful-02::before {
    background-image: url('assets/scenes/peaceful-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.peaceful-03,
.scene-background.peaceful-03::before {
    background-image: url('assets/scenes/peaceful-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.peaceful-04,
.scene-background.peaceful-04::before {
    background-image: url('assets/scenes/peaceful-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.peaceful-05,
.scene-background.peaceful-05::before {
    background-image: url('assets/scenes/peaceful-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.cozy-01,
.scene-background.cozy-01::before {
    background-image: url('assets/scenes/cozy-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.cozy-02,
.scene-background.cozy-02::before {
    background-image: url('assets/scenes/cozy-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.cozy-03,
.scene-background.cozy-03::before {
    background-image: url('assets/scenes/cozy-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.cozy-04,
.scene-background.cozy-04::before {
    background-image: url('assets/scenes/cozy-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.cozy-05,
.scene-background.cozy-05::before {
    background-image: url('assets/scenes/cozy-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.lofi-01,
.scene-background.lofi-01::before {
    background-image: url('assets/scenes/lofi-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.lofi-02,
.scene-background.lofi-02::before {
    background-image: url('assets/scenes/lofi-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.lofi-03,
.scene-background.lofi-03::before {
    background-image: url('assets/scenes/lofi-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.lofi-04,
.scene-background.lofi-04::before {
    background-image: url('assets/scenes/lofi-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.lofi-05,
.scene-background.lofi-05::before {
    background-image: url('assets/scenes/lofi-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.scenic-01,
.scene-background.scenic-01::before {
    background-image: url('assets/scenes/scenic-01.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.scenic-02,
.scene-background.scenic-02::before {
    background-image: url('assets/scenes/scenic-02.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.scenic-03,
.scene-background.scenic-03::before {
    background-image: url('assets/scenes/scenic-03.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.scenic-04,
.scene-background.scenic-04::before {
    background-image: url('assets/scenes/scenic-04.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.scenic-05,
.scene-background.scenic-05::before {
    background-image: url('assets/scenes/scenic-05.jpg');
    background-size: cover;
    background-position: center;
    border-style: solid;
    border-color: var(--periwinkle);
}

.scene-preview.black-screen,
.scene-background.black-screen::before {
    background: #000000;
    border-style: solid;
    border-color: var(--periwinkle);
}

.preview-placeholder {
    color: var(--text-muted);
}

.preset-tasks-section {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(76, 48, 79, 0.1);
}

.preset-tasks-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.preset-task-btn {
    background: rgba(140, 111, 157, 0.15);
    border: 1px solid rgba(140, 111, 157, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.preset-task-btn:hover {
    background: rgba(184, 168, 232, 0.2);
    border-color: var(--periwinkle);
    transform: translateY(-1px);
}

.task-input-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.task-input-group .form-control {
    flex: 1;
}

.tasks-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.task-item {
    background: rgba(76, 48, 79, 0.05);
    border: 1px solid rgba(76, 48, 79, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.task-delete {
    background: transparent;
    border: none;
    color: rgba(76, 48, 79, 0.5);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 0 var(--spacing-xs);
}

.task-delete:hover {
    color: #ff6b6b;
}

.validation-message {
    text-align: center;
    color: var(--deep-plum);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

.info-text {
    padding: var(--spacing-md);
    background: rgba(89, 121, 140, 0.08);
    border-left: 3px solid var(--periwinkle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
}

/* ===========================
   SESSION SCREEN
   =========================== */

#session-screen {
    position: relative;
}

.scene-background {
    position: relative;
    background: #000000;
    --scene-brightness: 1;
}

.scene-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #000000;
    filter: brightness(var(--scene-brightness));
    opacity: 1;
    transition: filter var(--transition-fast), opacity 0.5s ease;
    z-index: 0;
}

/* Break mode - darken scene background during Pomodoro breaks */
#session-screen.scene-background.break-mode::before {
    opacity: 0.2;
}

.session-overlay {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.session-logo-top {
    position: fixed;
    top: var(--spacing-md);
    left: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    z-index: 50;
}

.timer-display {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.timer-label {
    font-size: 0.875rem;
    color: rgba(234, 234, 234, 0.8);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.timer-countdown {
    font-size: 4rem;
    font-weight: var(--font-weight-bold);
    color: var(--whisper-grey);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.1em;
}

.session-controls {
    display: flex;
    gap: 2rem;
    margin-bottom: var(--spacing-xl);
}

.btn-control {
    background: linear-gradient(135deg, rgba(168,213,226,0.6), rgba(184,168,232,0.6), rgba(232,168,213,0.6));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--deep-plum);
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    border-radius: 25px;
    min-width: 140px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn-control:hover {
    background: linear-gradient(135deg, rgba(168,213,226,0.8), rgba(184,168,232,0.8), rgba(232,168,213,0.8));
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.btn-control.btn-secondary {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--whisper-grey);
}

.btn-control.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.6);
}

.tasks-toggle {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(234, 234, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--whisper-grey);
    z-index: 50;
}

.tasks-toggle:hover {
    background: rgba(0, 0, 0, 0.8);
}

.tasks-toggle svg {
    width: 24px;
    height: 24px;
}

.tasks-count {
    background: var(--periwinkle);
    color: white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.audio-toggle {
    position: fixed;
    top: calc(var(--spacing-md) + 60px);
    right: var(--spacing-md);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(234, 234, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--whisper-grey);
    z-index: 50;
}

.audio-toggle:hover {
    background: rgba(0, 0, 0, 0.8);
}

.brightness-toggle {
    position: fixed;
    top: calc(var(--spacing-md) + 120px);
    right: var(--spacing-md);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(234, 234, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--whisper-grey);
    z-index: 50;
}

.brightness-toggle:hover {
    background: rgba(0, 0, 0, 0.8);
}

.timer-toggle {
    position: fixed;
    top: calc(var(--spacing-md) + 180px);
    right: var(--spacing-md);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(234, 234, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--whisper-grey);
    z-index: 50;
}

.timer-toggle:hover {
    background: rgba(0, 0, 0, 0.8);
}

.brightness-icon {
    transition: opacity var(--transition-fast);
}

.volume-icon {
    color: var(--whisper-grey);
}

.volume-percent {
    font-size: 0.75rem;
    color: var(--whisper-grey);
    min-width: 35px;
    text-align: right;
}

.task-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--overlay-darkest);
    backdrop-filter: blur(20px);
    transition: right var(--transition-normal);
    z-index: 100;
    overflow-y: auto;
}

.task-panel.active {
    right: 0;
}

.task-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(234, 234, 234, 0.1);
    position: sticky;
    top: 0;
    background: var(--overlay-darkest);
}

.task-panel-header h3 {
    color: var(--whisper-grey);
}

.task-panel-header .btn-close {
    color: var(--whisper-grey);
}

.session-tasks-list {
    list-style: none;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.session-task-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(234, 234, 234, 0.05);
    border: 1px solid rgba(234, 234, 234, 0.1);
    border-radius: var(--radius-md);
}

.session-task-item:hover {
    background: rgba(234, 234, 234, 0.08);
}

.session-task-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--periwinkle);
}

.session-task-item label {
    flex: 1;
    cursor: pointer;
    color: var(--whisper-grey);
}

.session-task-item.completed label {
    text-decoration: line-through;
    opacity: 0.6;
}

.session-task-delete {
    background: transparent;
    border: none;
    color: rgba(234, 234, 234, 0.5);
    cursor: pointer;
    font-size: 1.5rem;
    padding: 0 var(--spacing-xs);
    line-height: 1;
    transition: color var(--transition-fast);
}

.session-task-delete:hover {
    color: #ff6b6b;
}

.session-task-add-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(184, 168, 232, 0.1);
    border: 1px dashed rgba(184, 168, 232, 0.3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--periwinkle);
}

.session-task-add-row:hover {
    background: rgba(184, 168, 232, 0.2);
    border-color: var(--periwinkle);
}

.session-task-add-row.empty {
    justify-content: center;
}

.session-task-add-row svg {
    flex-shrink: 0;
}

.session-task-add-row span {
    color: var(--whisper-grey);
    font-size: 0.9rem;
}

.session-task-input-row {
    padding: var(--spacing-sm);
    background: rgba(234, 234, 234, 0.05);
    border: 1px solid rgba(234, 234, 234, 0.1);
    border-radius: var(--radius-md);
}

.session-task-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(184, 168, 232, 0.5);
    border-radius: var(--radius-sm);
    color: var(--whisper-grey);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.session-task-input:focus {
    border-color: var(--periwinkle);
}

.session-task-input::placeholder {
    color: rgba(234, 234, 234, 0.4);
}

.audio-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--overlay-darkest);
    backdrop-filter: blur(20px);
    transition: right var(--transition-normal);
    z-index: 100;
    overflow-y: auto;
}

.audio-panel.active {
    right: 0;
}

.audio-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(234, 234, 234, 0.1);
    position: sticky;
    top: 0;
    background: var(--overlay-darkest);
}

.audio-panel-header h3 {
    color: var(--whisper-grey);
}

.audio-panel-header .btn-close {
    color: var(--whisper-grey);
}

.audio-panel-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.audio-panel-control label {
    color: var(--whisper-grey);
}

.volume-control-item-panel {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(234, 234, 234, 0.05);
    border: 1px solid rgba(234, 234, 234, 0.1);
    border-radius: var(--radius-md);
}

.panel-volume-slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    background: rgba(234, 234, 234, 0.2);
    border-radius: 3px;
    cursor: pointer;
}

.panel-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    cursor: pointer;
}

.panel-volume-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.brightness-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--overlay-darkest);
    backdrop-filter: blur(20px);
    transition: right var(--transition-normal);
    z-index: 100;
    overflow-y: auto;
}

.brightness-panel.active {
    right: 0;
}

.brightness-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(234, 234, 234, 0.1);
    position: sticky;
    top: 0;
    background: var(--overlay-darkest);
}

.brightness-panel-header h3 {
    color: var(--whisper-grey);
}

.brightness-panel-header .btn-close {
    color: var(--whisper-grey);
}

.brightness-panel-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.brightness-panel-control {
    color: var(--whisper-grey);
}

.brightness-control-item-panel {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(234, 234, 234, 0.05);
    border: 1px solid rgba(234, 234, 234, 0.1);
    border-radius: var(--radius-md);
}

.brightness-control-icon {
    color: var(--whisper-grey);
}

.panel-brightness-slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    background: rgba(234, 234, 234, 0.2);
    border-radius: 3px;
    cursor: pointer;
}

.panel-brightness-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    cursor: pointer;
}

.panel-brightness-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--periwinkle);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.brightness-percent {
    font-size: 0.75rem;
    color: var(--whisper-grey);
    min-width: 35px;
    text-align: right;
}

/* Timer Panel */
.timer-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--overlay-darkest);
    backdrop-filter: blur(20px);
    transition: right var(--transition-normal);
    z-index: 100;
    overflow-y: auto;
}

.timer-panel.active {
    right: 0;
}

.timer-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(234, 234, 234, 0.1);
    position: sticky;
    top: 0;
    background: var(--overlay-darkest);
}

.timer-panel-header h3 {
    color: var(--whisper-grey);
}

.timer-panel-header .btn-close {
    color: var(--whisper-grey);
}

.timer-panel-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.timer-panel-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.timer-panel-section label {
    color: var(--whisper-grey);
    font-size: 0.9rem;
    font-weight: 500;
}

.timer-panel-section .form-control {
    background: rgba(234, 234, 234, 0.05);
    border: 1px solid rgba(234, 234, 234, 0.1);
    color: var(--whisper-grey);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.timer-panel-section .form-control:focus {
    outline: none;
    border-color: var(--periwinkle);
}

.timer-panel-section .error-message {
    color: #ff6b6b;
    font-size: 0.85rem;
    margin-top: -8px;
}

.timer-panel-section .error-message.hidden {
    display: none;
}

.timer-panel-section .btn {
    margin-top: var(--spacing-sm);
}

.session-logo {
    display: none;
}

/* ===========================
   COMPLETE MODAL
   =========================== */

.complete-modal .modal-content {
    background: var(--overlay-darker);
}

.complete-header {
    text-align: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(234, 234, 234, 0.1);
}

.complete-header h2 {
    color: #FFFFFF;
}

.complete-summary {
    padding: var(--spacing-lg);
}

.complete-summary h3 {
    color: #FFFFFF;
    margin-bottom: var(--spacing-md);
}

.complete-summary p {
    color: #E5E5E5;
}

.complete-tasks-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.complete-task-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(234, 234, 234, 0.05);
    border-radius: var(--radius-md);
    color: #E5E5E5;
}

.complete-task-item.completed::before {
    content: '✓';
    color: var(--pale-lavender);
    font-weight: 700;
    font-size: 1.25rem;
}

.complete-task-item.completed {
    text-decoration: line-through;
    opacity: 0.7;
}

.complete-task-item:not(.completed)::before {
    content: '✗';
    color: rgba(234, 234, 234, 0.4);
    font-size: 1.25rem;
}

.complete-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
}

/* ===========================
   END SESSION MODAL
   =========================== */

#end-session-modal .modal-header h2 {
    color: #FFFFFF;
}

#end-session-modal .modal-body p {
    color: #E5E5E5;
}

/* ===========================
   SAVE MODAL (Session Context)
   =========================== */

#save-modal .modal-header h2 {
    color: #FFFFFF;
}

#save-modal .modal-body label,
#save-modal .modal-body .info-text {
    color: #E5E5E5;
}

/* ===========================
   UTILITY CLASSES
   =========================== */

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

/* ===========================
   DESKTOP RESPONSIVE (769px+)
   =========================== */

@media (min-width: 769px) {
    /* Landing - Two Column Layout */
    .landing-content {
        flex-direction: row;
        gap: var(--spacing-xl);
        align-items: center;
    }

    .landing-left {
        flex: 1;
        align-items: flex-start;
        text-align: left;
    }

    .landing-right {
        display: block;
        flex: 1;
    }

    .hero-header {
        font-size: 2.5rem;
    }

    .logo-icon {
        width: 100px;
        height: 100px;
    }

    /* Config - Desktop Sidebar Layout */
    .config-container {
        max-width: 900px;
        padding: 0;
    }

    .config-modal {
        flex-direction: row;
        min-height: 600px;
        max-height: 85vh;
    }

    /* Hide mobile header on desktop */
    .config-header-mobile {
        display: none;
    }

    /* Show desktop sidebar navigation */
    .config-nav-desktop {
        display: flex;
        flex-direction: column;
        width: 200px;
        padding: var(--spacing-lg) var(--spacing-md);
        background: transparent;
        border-right: 1px solid rgba(76, 48, 79, 0.1);
        gap: var(--spacing-xs);
        flex-shrink: 0;
    }

    .nav-item {
        width: 100%;
        padding: 0.875rem 1rem;
        background: rgba(255,255,255,0.15);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: 1px solid rgba(255,255,255,0.2);
        border-radius: var(--radius-pill);
        color: var(--deep-plum);
        font-size: var(--font-size-label);
        font-weight: var(--font-weight-semibold);
        cursor: pointer;
        transition: all var(--transition-fast);
        text-align: left;
    }

    .nav-item.active {
        background: linear-gradient(135deg, rgba(168,213,226,0.5), rgba(184,168,232,0.5));
        border-color: rgba(255,255,255,0.3);
        color: var(--deep-plum);
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }

    .nav-item:hover:not(.active) {
        background: rgba(255,255,255,0.25);
        border-color: rgba(255,255,255,0.35);
    }

    .config-content {
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .config-panels {
        flex: 1;
        padding: var(--spacing-lg);
        overflow-y: auto;
    }

    /* Hide mobile footer on desktop */
    .config-footer-mobile {
        display: none;
    }

    /* Show desktop footer */
    .config-footer-desktop {
        display: block;
        padding: var(--spacing-lg);
        border-top: 1px solid rgba(76, 48, 79, 0.1);
        background: transparent;
    }

    .config-footer-desktop .btn-primary {
        background: var(--btn-gradient);
        color: var(--deep-plum);
        box-shadow: var(--shadow-button);
    }

    .config-footer-desktop .btn-primary:hover {
        box-shadow: var(--shadow-button-hover);
        transform: translateY(-2px);
    }

    .config-footer-desktop .btn-primary:disabled {
        opacity: 0.4;
        cursor: not-allowed;
        transform: none;
    }

    /* Session Screen Desktop Enhancements */
    .timer-countdown {
        font-size: 6rem;
    }

    .task-panel,
    .audio-panel {
        max-width: 320px;
    }

    .scene-preview {
        height: 300px;
    }

    .templates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1920px) {
    .timer-countdown {
        font-size: 8rem;
    }
}

/* ===========================
   CONTENT PAGES
   =========================== */

.content-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-light);
}

/* Navigation Bar */
.content-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(76, 48, 79, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--deep-plum);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-body);
}

.logo-small {
    width: 32px;
    height: 32px;
}

.nav-links-group {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link.active {
    color: var(--periwinkle);
    font-weight: var(--font-weight-semibold);
}

/* Header Banner */
.content-header {
    height: 250px;
    background: linear-gradient(135deg, #F9EEF4, #E5E5F8, #DEC4DD);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl);
}

.content-header h1 {
    font-size: var(--font-size-heading);
    color: var(--deep-plum);
    margin: 0;
}

/* Main Content Area */
.content-main {
    flex: 1;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: #FFFFFF;
}

.content-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.content-container h2 {
    color: var(--deep-plum);
    font-size: 1.75rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.content-container p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.content-container ul {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.content-container li {
    margin-bottom: var(--spacing-xs);
}

.content-container a {
    color: var(--periwinkle);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.content-container a:hover {
    color: var(--muted-violet);
    text-decoration: underline;
}

.last-updated {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

.contact-email {
    font-size: 1.25rem;
    margin: var(--spacing-md) 0;
}

.contact-email a {
    color: var(--deep-plum);
    font-weight: var(--font-weight-semibold);
}

/* Footer */
.content-footer {
    padding: var(--spacing-lg);
    text-align: center;
    background: var(--bg-light);
    border-top: 1px solid rgba(76, 48, 79, 0.1);
}

.content-footer p {
    font-size: 0.875rem;
    color: var(--deep-plum);
    margin: 0;
}

.content-footer a {
    color: var(--deep-plum);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.content-footer a:hover {
    color: var(--periwinkle);
    text-decoration: underline;
}

/* Responsive */
/* Mobile Navigation */
@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }

    .mobile-nav {
        animation: slideDown 0.3s ease;
    }

    .top-nav,
    .content-nav {
        display: none;
    }

    .landing-container,
    .content-page {
        padding-top: 60px;
    }

    .landing-card {
        margin-bottom: var(--spacing-lg);
    }

    .logo-icon {
        display: none; /* Hide duplicate logo on mobile */
    }

    .landing-left {
        text-align: center;
    }

    .landing-cta {
        flex-direction: column;
    }
}

/* Content Pages Mobile Styles */
@media (max-width: 768px) {
    .content-header {
        height: 200px;
    }

    .content-header h1 {
        font-size: 1.75rem;
    }

    .content-container {
        padding: var(--spacing-md);
    }
}

/* Session Toggles Mobile Responsiveness */
@media (max-width: 768px) {
    /* Adjust session logo position on mobile */
    .session-logo-top {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
    }

    /* Session control buttons - make them fit on mobile */
    .session-controls {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
        max-width: 100%;
    }

    .btn-control {
        min-width: 90px;
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }

    /* Timer display - reduce size on mobile */
    .timer-countdown {
        font-size: 3rem;
    }

    /* Toggle buttons - adjust positioning */
    .tasks-toggle,
    .audio-toggle,
    .brightness-toggle,
    .timer-toggle {
        right: var(--spacing-sm);
        padding: var(--spacing-xs);
    }

    .tasks-toggle {
        top: calc(var(--spacing-sm) + 60px);
    }

    .audio-toggle {
        top: calc(var(--spacing-sm) + 110px);
    }

    .brightness-toggle {
        top: calc(var(--spacing-sm) + 160px);
    }

    .timer-toggle {
        top: calc(var(--spacing-sm) + 210px);
    }

    /* Panel responsiveness */
    .task-panel,
    .audio-panel,
    .brightness-panel,
    .timer-panel {
        max-width: 100%;
    }
}