/* Apple-Style Dark Theme Travel Planner */
@import url('https://fonts.googleapis.com/css2?family=SF+Pro+Display:wght@300;400;500;600;700&family=SF+Pro+Text:wght@300;400;500;600&display=swap');

:root {
    /* Apple Dark Theme Colors */
    --navbar-offset: clamp(40px, 7vw, 49px);
    --bg-primary: #000000;
    --bg-secondary: #1c1c1e;
    --bg-tertiary: #2c2c2e;
    --bg-quaternary: #3a3a3c;
    
    --text-primary: #ffffff;
    --text-secondary: #ebebf5;
    --text-tertiary: #ebebf599;
    --text-quaternary: #ebebf54d;

    --navbar-bg: rgba(0, 0, 0, 0.8);

    --accent-blue: #007aff;
    --accent-blue-hover: #0056b3;
    --accent-green: #30d158;
    --accent-orange: #ff9500;
    --accent-red: #ff3b30;
    --accent-purple: #af52de;
    
    --border-primary: #38383a;
    --border-secondary: #48484a;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50px;
    
    --font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-text: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
}

.lightmode{
    --navbar-offset: clamp(40px, 7vw, 49px);
    --bg-primary:#ffffff;
    --bg-secondary: #ebebf5;
    --bg-tertiary: #ebebf599;
    --bg-quaternary: #ebebf54d;
    
    --text-primary: #000000 ;
    --text-secondary: #1c1c1e;
    --text-tertiary: #2c2c2e;
    --text-quaternary: #3a3a3c;

    --navbar-bg: rgba(161, 204, 237, 0.8);
    
    --accent-blue: #007aff;
    --accent-blue-hover: #0056b3;
    --accent-green: #30d158;
    --accent-orange: #ff9500;
    --accent-red: #ff3b30;
    --accent-purple: #af52de;
    
    --border-primary: #d2d2d7;
    --border-secondary: #e5e5ea;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50px;
    
    --font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-text: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-text);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    padding-top: var(--navbar-offset, clamp(70px, 12vw, 92px));
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Links */
a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-blue-hover);
}

/* Buttons */
.btn {
    font-family: var(--font-text);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-full);
    padding: 12px 24px;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    font-size: 1rem;
    line-height: 1;
}

.btn-primary {
    background: var(--accent-blue);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--accent-blue-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
}

.btn-secondary:hover {
    background: var(--bg-quaternary);
    border-color: var(--border-secondary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Navigation */
.app-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-primary);
    padding: var(--spacing-md) 0;
}

.app-navbar__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-lg);
    position: relative;
}

.app-navbar__logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.app-navbar__links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-left: auto;
}

.app-navbar__meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-left: var(--spacing-lg);
}

.app-navbar__meta .welcome-pill {
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
}

.app-navbar__links a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.app-navbar__links a:hover,
.app-navbar__links a.active {
    color: var(--text-primary);
}

.app-navbar__links a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-blue);
    border-radius: 1px;
}

.app-navbar__toggle {
    display: none;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.app-navbar__toggle:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
}

.app-navbar__toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
    position: relative;
    transition: all var(--transition-fast);
}

.app-navbar__toggle span::before,
.app-navbar__toggle span::after {
    content: '';
    position: absolute;
    left: 0;
    width: 20px;
    height: 2px;
    background: currentColor;
    transition: all var(--transition-fast);
}

.app-navbar__toggle span::before {
    top: -6px;
}

.app-navbar__toggle span::after {
    top: 6px;
}

/* Main Content */
main {
    padding-top: clamp(12px, 2vw, 24px);
    min-height: calc(100vh - var(--navbar-offset, clamp(70px, 12vw, 92px)));
}

.container-xl {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 122, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-copy {
    max-width: 600px;
    z-index: 2;
    position: relative;
}

.hero-copy h1 {
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-copy .lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.welcome-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(0, 122, 255, 0.1);
    color: var(--accent-blue);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 122, 255, 0.2);
    white-space: nowrap;
    flex-shrink: 0;
}

.hero-benefits {
    list-style: none;
    margin: var(--spacing-xl) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-normal);
}

.hero-benefits li:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
}

.hero-benefits i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-main-row {
    min-height: 80vh;
    gap: var(--spacing-3xl);
}

/* Cards */
.surface-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.surface-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-secondary);
}

.hero-card {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.hero-card__image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-quaternary));
}

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

.hero-card__badge {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--text-primary);
}

.hero-card__badge-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.hero-card__badge-meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

.form-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
    background: var(--bg-quaternary);
}

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

.invalid-feedback {
    color: var(--accent-red);
    font-size: 0.98rem;
    font-weight: 500;
    margin-top: var(--spacing-xs);
    display: none;
}

.was-validated .form-control:invalid ~ .invalid-feedback {
    display: block;
}

.was-validated .form-control:valid {
    border-color: var(--accent-green);
}

.was-validated .form-control:invalid {
    border-color: var(--accent-red);
}

.alert {
  background: #292929;
  color: var(--accent-red);
  border: 1px solid var(--accent-red);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 16px;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(255,59,48,0.16);
}

/* Login Page */
.login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.auth-card h1 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.auth-subtext {
    text-align: center;
    color: var(--text-secondary);
    margin-top: var(--spacing-lg);
}

/* Dashboard */
.dashboard {
    padding: var(--spacing-2xl) 0;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.dashboard-header h1 {
    margin-bottom: var(--spacing-sm);
}

.dashboard-header p {
    color: var(--text-secondary);
    margin: 0;
}

.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.trip-count {
    color: var(--text-secondary);
    font-weight: 500;
}

.trip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.trip-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.trip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-secondary);
}

.trip-card h3 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.trip-card-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.delete-trip {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(255, 59, 48, 0.2);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.delete-trip:hover {
    background: rgba(255, 59, 48, 0.2);
    transform: scale(1.05);
}

.trip-meta {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.trip-meta div {
    margin-bottom: var(--spacing-xs);
}

/* Trip Details */
.trip-detail-page {
    padding: var(--spacing-2xl) 0;
}

.trip-detail-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    text-align: left;
}

.trip-header-info {
    text-align: left;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(0, 122, 255, 0.12);
    border: 1px solid rgba(0, 122, 255, 0.24);
    border-radius: var(--radius-full);
    color: var(--accent-blue);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-fast);
}

.back-link:hover {
    background: rgba(0, 122, 255, 0.2);
    border-color: rgba(0, 122, 255, 0.4);
    color: var(--text-primary);
}

.detail-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.detail-card h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.member-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.member-chip {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
}

.member-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

/* About Page */
.page-hero {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.travel-photos-section {
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.travel-photos-section h2 {
    margin-bottom: var(--spacing-md);
}

.travel-photos-section .note-text {
    margin-bottom: var(--spacing-xl);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.photo-placeholder {
    aspect-ratio: 1;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.photo-placeholder:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-secondary);
    transform: translateY(-2px);
}

.photo-placeholder i {
    font-size: 2rem;
    color: var(--text-quaternary);
}

.photo-placeholder span {
    font-size: 0.9rem;
    font-weight: 500;
}

.page-hero h1 {
    margin-bottom: var(--spacing-lg);
}

.page-hero p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.7;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-3xl) 0;
}

.team-header {
    text-align: center;
    display: grid;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.team-header h2 {
    margin: 0;
}

/* Force a 3-2 layout on larger screens without breaking auto-fit elsewhere */
.team-grid.team-grid--three-two {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 992px) {
    .hero-main-row {
        flex-direction: column;
        align-items: flex-start;
        min-height: auto;
    }

    .hero-main-row > *:not(:first-child) {
        margin-top: var(--spacing-2xl);
    }

    .memorable-copy,
    .memorable-form {
        width: 100%;
    }

    .memorable-copy {
        gap: var(--spacing-lg);
    }

    .hero-card {
        width: 100%;
    }

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

    .memorable-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .memorable-form {
        padding: var(--spacing-xl);
    }
}

@media (max-width: 576px) {
    .hero-main-row > *:not(:first-child) {
        margin-top: var(--spacing-xl);
    }

    .team-grid.team-grid--three-two {
        grid-template-columns: 1fr;
    }

    .memorable-section {
        padding: var(--spacing-3xl) 0;
    }
}

.team-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-secondary);
}

.team-photo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-lg);
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Memorable full-width section */
.memorable-section {
    position: relative;
    margin: var(--spacing-3xl) 0 0;
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, rgba(0, 122, 255, 0.12), transparent 60%);
    overflow: hidden;
}

.memorable-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 15% 20%, rgba(175, 82, 222, 0.18), transparent 55%),
                radial-gradient(circle at 85% 80%, rgba(48, 209, 88, 0.18), transparent 50%);
    pointer-events: none;
    opacity: 0.75;
}

.memorable-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 430px);
    gap: var(--spacing-2xl);
    align-items: stretch;
}

.memorable-copy {
    display: grid;
    gap: var(--spacing-lg);
    align-content: start;
}

.memorable-copy .lead {
    margin: 0;
    color: var(--text-secondary);
}

.memorable-points {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--spacing-md);
}

.memorable-points li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: rgba(17, 17, 18, 0.6);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    font-weight: 500;
}

.memorable-points i {
    color: var(--accent-blue);
    font-size: 1.25rem;
}

.memorable-form {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    backdrop-filter: blur(12px);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: var(--text-secondary);
    margin-top: clamp(var(--spacing-xl), 6vw, var(--spacing-2xl));
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-navbar__inner {
        padding: 0 var(--spacing-md);
        flex-wrap: wrap;
    }

    .app-navbar__toggle {
        display: flex;
        margin-left: auto;
    }

    .app-navbar__links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-primary);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        align-items: flex-start;
        width: 100%;
        box-shadow: var(--shadow-lg);
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        margin-left: 0;
        margin-top: var(--spacing-sm);
        display: none;
    }

    .app-navbar__links.is-open {
        display: flex;
    }

    .app-navbar__links a {
        width: 100%;
        padding: var(--spacing-sm) 0;
    }

    .app-navbar__meta {
        width: 100%;
        justify-content: flex-start;
        margin-left: 0;
        margin-top: var(--spacing-md);
    }

    .welcome-pill {
        order: -1;
        margin-bottom: var(--spacing-md);
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .trip-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container-xl {
        padding: 0 var(--spacing-md);
    }
    
    .auth-card {
        padding: var(--spacing-lg);
    }
    
    .hero-section {
        padding: var(--spacing-2xl) 0;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1050;
    opacity: 0;
    transition: opacity var(--transition-normal);
    overflow-y: auto;
    padding: 20px;
}

.modal.show {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 1;
    padding-top: 5vh;
}

.modal-dialog {
    max-width: 500px;
    width: 90%;
    margin: 0 auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.show .modal-dialog {
    transform: scale(1);
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    justify-content: space-between;
        align-items: center;
    }

.modal-title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.btn-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-primary);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

.modal-footer button.secondary-link {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

.modal-footer button.secondary-link:hover {
    background: var(--bg-quaternary);
    border-color: var(--border-secondary);
    color: var(--text-primary);
}

/* Settings Page */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.settings-section {
    padding: var(--spacing-xl);
}

.settings-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-primary);
}

.setting-item:last-child {
    border-bottom: none;
}

.setting-info h4 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1rem;
    color: var(--text-primary);
}

.setting-info p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.toggle-switch {
    position: relative;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-switch label {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    border-radius: 24px;
    transition: var(--transition-fast);
}

.toggle-switch label:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.toggle-switch input:checked + label {
    background: var(--accent-blue);
}

.toggle-switch input:checked + label:before {
    transform: translateX(26px);
}

/* Help Page */
.help-content {
    margin-top: var(--spacing-xl);
}

.search-section {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.search-section h3 {
    margin-bottom: var(--spacing-lg);
}

.search-box {
    display: flex;
    gap: var(--spacing-md);
}

.search-box .form-control {
    flex: 1;
}

.faq-section {
    margin-bottom: var(--spacing-xl);
}

.faq-section h3 {
    margin-bottom: var(--spacing-lg);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.faq-item {
    padding: var(--spacing-lg);
}

.faq-item h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

/* Trip Detail Page */

.trip-header-info h1 {
    margin: 0 0 var(--spacing-xs);
}

.trip-detail-content {
    margin-top: var(--spacing-xl);
}

.trip-section {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.trip-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h3 {
    margin: 0;
}

.people-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.person-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
}

.person-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-quaternary);
}

.person-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.item-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
}

.item-card:hover {
    background: var(--bg-quaternary);
    border-color: var(--border-secondary);
}

.item-info h4 {
    margin: 0 0 var(--spacing-xs);
    color: var(--text-primary);
    font-size: 1rem;
}

.item-info p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.remove-btn {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(255, 59, 48, 0.2);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.remove-btn:hover {
    background: rgba(255, 59, 48, 0.2);
    transform: scale(1.05);
}

.people-input-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.person-input-row {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.person-input-row .form-control {
    flex: 1;
}

.remove-person-btn {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(255, 59, 48, 0.2);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.remove-person-btn:hover {
    background: rgba(255, 59, 48, 0.2);
    transform: scale(1.05);
}

#add-person-btn {
    align-self: flex-start;
    padding: 8px 18px;
    border: 1px dashed rgba(0, 122, 255, 0.4);
    background: rgba(0, 122, 255, 0.12);
    color: var(--accent-blue);
    border-radius: var(--radius-full);
    font-weight: 600;
    margin-top: var(--spacing-md);
}

#add-person-btn:hover {
    background: rgba(0, 122, 255, 0.2);
    border-style: solid;
}

/* Trip Planning */
.trip-planning-content {
    margin-top: var(--spacing-xl);
}

.planning-section {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.planning-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.trip-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-item label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.destinations-list,
.accommodations-list,
.activities-list {
    margin-bottom: var(--spacing-lg);
}

.planning-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.planning-item-info h4 {
    margin: 0 0 var(--spacing-xs);
    color: var(--text-primary);
}

.planning-item-info p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

.planning-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-primary);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.flex-wrap { flex-wrap: wrap; }

.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

.gap-3 { gap: var(--spacing-md); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.primary-button {
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    padding: 12px 24px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.primary-button:hover {
    background: var(--accent-blue-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.secondary-link {
    color: var(--accent-blue);
    font-weight: 500;
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border-radius: var(--radius-full);
    text-decoration: none;
    vertical-align: baseline;
}

a.secondary-link {
    padding: 4px 0;
    border: none;
}

button.secondary-link,
button.secondary-link:focus-visible,
.secondary-link.button {
    padding: 10px 18px;
    border: 1px solid rgba(0, 122, 255, 0.28);
    background: rgba(0, 122, 255, 0.12);
    color: var(--accent-blue);
}

button.secondary-link:focus-visible {
    outline: 2px solid rgba(0, 122, 255, 0.5);
    outline-offset: 2px;
}

button.secondary-link:hover,
.secondary-link.button:hover {
    background: rgba(0, 122, 255, 0.2);
    border-color: rgba(0, 122, 255, 0.4);
    color: var(--text-primary);
}

.secondary-link:hover {
    color: var(--accent-blue-hover);
}

.note-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Form Validation */
.was-validated .form-control:invalid {
    border-color: var(--accent-red);
}

.was-validated .form-control:valid {
    border-color: var(--accent-green);
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Focus States */
*:focus {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(0, 122, 255, 0.3);
    color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-quaternary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-secondary);
}
#theme-switch{
    height: 50px;
    width: 50px;
    padding: 0;
    border-radius: 50%;
    border:transparent;
    background-color: var(--navbar-bg);
    display: flex;
    justify-content: center;
    align-items: center;
}

#darktheme-icon{
    display:none;
} 
.lightmode #lighttheme-icon{
    display: none;
}
.lightmode #darktheme-icon{
    display: block;
}