/* AH Private Batch - Homepage Styles */
/* Professional 7-Section Design with Animations */

/* ===== FIX HORIZONTAL OVERFLOW ===== */
html,
body {
    overflow-x: hidden;
    max-width: 100%;
}

/* ===== CSS VARIABLES ===== */
:root {
    /* Brand Colors */
    --primary-color: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --primary-rgb: 59, 130, 246;

    --secondary-color: #059669;
    --secondary-light: #10b981;
    --secondary-dark: #047857;
    --secondary-rgb: 16, 185, 129;

    --accent-color: #dc2626;
    --accent-light: #ef4444;
    --accent-dark: #b91c1c;
    --accent-rgb: 239, 68, 68;

    --gold-color: #f59e0b;
    --gold-light: #fbbf24;
    --gold-dark: #d97706;
    --gold-rgb: 251, 191, 36;

    --success-color: #10b981;
    --success-light: #34d399;
    --success-dark: #059669;
    --success-rgb: 16, 185, 129;

    /* Text Colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --card-bg: rgba(255, 255, 255, 0.9);
    --border-color: rgba(0, 0, 0, 0.1);
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;

    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --card-bg: rgba(31, 41, 55, 0.9);
    --border-color: rgba(255, 255, 255, 0.1);
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans Bengali', 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #87ceeb 0%, #4682b4 25%, #6495ed 50%, #00bfff 75%, #1e90ff 100%);
    background-size: 400% 400%;
    animation: gradientShift 20s ease infinite;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

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

    25% {
        background-position: 100% 50%;
    }

    50% {
        background-position: 100% 100%;
    }

    75% {
        background-position: 0% 100%;
    }

    100% {
        background-position: 0% 50%;
    }
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #0f3460 0%, #0c2461 25%, #1e3799 50%, #2c5aa0 75%, #40739e 100%);
    background-size: 400% 400%;
    animation: gradientShift 20s ease infinite;
}

.bangla-text {
    font-family: 'Noto Sans Bengali', sans-serif;
}

/* ===== MAIN LAYOUT ===== */
.homepage-main {
    padding-top: 70px;
    /* Account for desktop header */
    min-height: 100vh;
}

/* Mobile header adjustment */
@media (max-width: 768px) {
    .homepage-main {
        padding-top: 60px;
        /* Account for mobile header */
    }
}

/* ===== SECTION BASE STYLES ===== */
.homepage-section {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 500px;
}

/* ===== IMAGE POSITIONING ===== */
.content-grid.image-left .image-column {
    order: 1;
}

.content-grid.image-left .text-column {
    order: 2;
}

.content-grid.image-right .image-column {
    order: 2;
}

.content-grid.image-right .text-column {
    order: 1;
}

/* ===== IMAGE STYLES (2:3 Aspect Ratio) ===== */
.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 350px;
    /* Smaller image size */
    aspect-ratio: 2/3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin: 0 auto;
    /* Center the image */
}

.section-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.image-wrapper:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
}

.image-wrapper:hover .section-image {
    transform: scale(1.05);
}

/* ===== TEXT STYLES ===== */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.section-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* ===== BUTTON STYLES ===== */
.section-actions {
    display: flex;
    gap: 1rem;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.primary-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    border: none;
}

.secondary-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    border: none;
}

.action-btn:hover {
    transform: translateY(-3px) scale(1.05);
}

.primary-btn:hover {
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.secondary-btn:hover {
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.btn-icon {
    font-size: 1.2rem;
}

/* ===== SECTION SPECIFIC STYLES ===== */
.hero-section {
    background: linear-gradient(135deg,
            rgba(59, 130, 246, 0.15) 0%,
            rgba(30, 64, 175, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 0 0 50px 50px;
    margin-bottom: 2rem;
    opacity: 1;
    /* Hero section visible by default */
    transform: translateY(0);
}

.hero-section .section-title,
.hero-section .section-description,
.hero-section .action-btn,
.hero-section .image-column,
.hero-section .text-column {
    opacity: 1;
    /* Hero section elements visible by default */
    transform: translateY(0) translateX(0) scale(1);
}

.courses-section {
    background: linear-gradient(135deg,
            rgba(79, 172, 254, 0.15) 0%,
            rgba(96, 165, 250, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    margin: 2rem 1rem;
    padding: 100px 0;
}

.voucher-section {
    background: linear-gradient(135deg,
            rgba(147, 197, 253, 0.15) 0%,
            rgba(59, 130, 246, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    margin: 2rem 1rem;
    padding: 100px 0;
}

.students-section {
    background: linear-gradient(135deg,
            rgba(30, 58, 138, 0.15) 0%,
            rgba(30, 64, 175, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    margin: 2rem 1rem;
    padding: 100px 0;
}

.login-section {
    background: linear-gradient(135deg,
            rgba(96, 165, 250, 0.15) 0%,
            rgba(79, 172, 254, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    margin: 2rem 1rem;
    padding: 100px 0;
}

.about-section {
    background: linear-gradient(135deg,
            rgba(59, 130, 246, 0.15) 0%,
            rgba(30, 64, 175, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    margin: 2rem 1rem;
    padding: 100px 0;
}

.farewell-section {
    background: linear-gradient(135deg,
            rgba(147, 197, 253, 0.15) 0%,
            rgba(96, 165, 250, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-radius: 50px 50px 0 0;
    margin: 2rem 1rem 0 1rem;
    padding: 100px 0;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* AOS Animation Classes */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll Animation Classes */
.homepage-section {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.homepage-section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.content-grid .image-column {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s;
}

.content-grid .text-column {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s;
}

.content-grid.image-right .image-column {
    transform: translateX(50px);
}

.content-grid.image-right .text-column {
    transform: translateX(-50px);
}

.homepage-section.animate-in .image-column,
.homepage-section.animate-in .text-column {
    opacity: 1;
    transform: translateX(0);
}

.section-title {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.6s;
}

.section-description {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s;
}

.action-btn {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 1s;
}

.homepage-section.animate-in .section-title,
.homepage-section.animate-in .section-description,
.homepage-section.animate-in .action-btn {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 768px) {
    .homepage-section {
        padding: 60px 0;
    }

    .section-container {
        padding: 0 1rem;
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    /* Mobile: Image always on top, text below */
    .content-grid.image-left .image-column,
    .content-grid.image-right .image-column {
        order: 1;
    }

    .content-grid.image-left .text-column,
    .content-grid.image-right .text-column {
        order: 2;
    }

    .image-wrapper {
        max-width: 250px;
        /* Even smaller on mobile */
        margin: 0 auto;
        aspect-ratio: 2/3;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-description {
        font-size: 1rem;
    }

    .section-actions {
        justify-content: center;
        flex-wrap: wrap;
    }

    .action-btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }

    /* Farewell section bottom padding for mobile navigation */
    .farewell-section {
        padding-bottom: 120px;
        /* Extra space for bottom navigation */
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .homepage-section {
        padding: 40px 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .image-wrapper {
        max-width: 250px;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
        max-width: 280px;
    }

    /* Farewell section bottom padding for mobile navigation */
    .farewell-section {
        padding-bottom: 120px;
        /* Extra space for bottom navigation */
        margin-bottom: 0;
    }
}

/* ===== DARK THEME ADJUSTMENTS ===== */
[data-theme="dark"] .homepage-section {
    background-blend-mode: overlay;
}

[data-theme="dark"] .section-title {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] .image-wrapper {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .image-wrapper:hover {
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .primary-btn {
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

[data-theme="dark"] .primary-btn:hover {
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.6);
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.section-image {
    will-change: transform;
}

.action-btn {
    will-change: transform;
}

.image-wrapper {
    will-change: transform;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {

    .section-image,
    .action-btn,
    .image-wrapper {
        transition: none;
    }

    [data-aos] {
        animation: none !important;
        transition: none !important;
    }
}

/* ===== PORTAL SECTION STYLES ===== */
.portal-section {
    padding: 100px 0;
    position: relative;
    z-index: 10;
}

.portal-header {
    text-align: center;
    margin-bottom: 4rem;
}

.portal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.portal-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 40px;
    padding: 0;
    text-decoration: none;
    transition: all 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.25);
}

.portal-content {
    padding: 4rem 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
    z-index: 1;
}

.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.1), rgba(var(--secondary-rgb), 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.portal-card:hover {
    transform: translateY(-20px) scale(1.02);
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.4);
    border-color: rgba(var(--primary-rgb), 0.5);
}

.portal-card:hover::before {
    opacity: 1;
}

.portal-icon {
    font-size: 5rem;
    margin-bottom: 2rem;
    filter: drop-shadow(0 15px 15px rgba(0, 0, 0, 0.3));
    transition: transform 0.4s ease;
}

.portal-card:hover .portal-icon {
    transform: scale(1.15) rotate(5deg);
}

.portal-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portal-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.portal-features {
    list-style: none;
    padding: 0;
    margin: 0 0 2.5rem 0;
    text-align: left;
    width: 100%;
}

.portal-features li {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.portal-btn {
    margin-top: auto;
    width: 100%;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.portal-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.student-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 10px 25px rgba(var(--primary-rgb), 0.3);
}

.teacher-btn {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    box-shadow: 0 10px 25px rgba(var(--secondary-rgb), 0.3);
}

.student-portal:hover {
    border-color: rgba(var(--primary-rgb), 0.5);
}

.teacher-portal:hover {
    border-color: rgba(var(--secondary-rgb), 0.5);
}

@media (max-width: 992px) {
    .portal-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
}

@media (max-width: 768px) {
    .portal-section {
        padding: 60px 0;
    }

    .portal-card {
        border-radius: 30px;
    }

    .portal-content {
        padding: 3rem 1.5rem;
    }

    .portal-title {
        font-size: 1.8rem;
    }
}

/* ===== HEADER STYLES ===== */

.desktop-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

[data-theme="light"] .desktop-header {
    background: linear-gradient(135deg, rgba(135, 206, 235, 0.9), rgba(173, 216, 230, 0.8));
    backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(135, 206, 235, 0.3);
    box-shadow: 0 8px 32px rgba(135, 206, 235, 0.2);
}

[data-theme="dark"] .desktop-header {
    background: rgba(17, 24, 39, 0.9);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    height: 70px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.header-logo .logo-image {
    width: 45px;
    height: 45px;
    border-radius: 8px;
    object-fit: cover;
}

.header-logo .logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.header-nav-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    white-space: nowrap;
}

.header-nav-item:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    color: #60a5fa;
    transform: translateY(-2px);
    border: 1px solid rgba(102, 126, 234, 0.4);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.header-nav-item.active {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    color: #60a5fa;
    border: 1px solid rgba(102, 126, 234, 0.4);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 1rem;
}

.theme-toggle {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    color: white;
    transform: scale(1.05);
}

/* Mobile Header */
.clean-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    display: none;
}

.clean-header .header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    height: 60px;
}

.clean-header .logo-section {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.clean-header .logo-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
}

.clean-header .logo-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.clean-header .institution-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
}

.clean-header .theme-toggle-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clean-header .theme-toggle-btn:hover {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    color: white;
}

/* Bottom Navigation */
.bottom-navigation {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    z-index: 1000;
    display: none;
}

.nav-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.5rem 0;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.nav-item.active {
    color: #667eea;
}

.nav-item:hover {
    color: #667eea;
    transform: translateY(-2px);
}

.nav-icon {
    font-size: 1.2rem;
}

.nav-label {
    font-size: 0.75rem;
    font-weight: 500;
}

/* Responsive Navigation */
@media (min-width: 769px) {
    .desktop-header {
        display: block;
    }

    .clean-header,
    .bottom-navigation {
        display: none;
    }
}

@media (max-width: 768px) {
    .desktop-header {
        display: none;
    }

    .clean-header,
    .bottom-navigation {
        display: block;
    }
}