/* ============================================
   GLOW AESTHETICS - Premium Cosmetic Clinic
   Modern CSS with Glassmorphism & Animations
   ============================================ */

/* CSS Variables - Design System */
:root {
    /* Colors */
    --primary: #00f0ff;
    --primary-dark: #008b99;
    --primary-light: #8ef7ff;
    --secondary: #000000;
    --accent: #b300ff;
    --accent-2: #ff00ff;

    /* Neutrals */
    --dark: #0a0a0f;
    --dark-2: #151520;
    --gray: #666666;
    --gray-light: #999999;
    --light: #050508;
    --white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00f0ff 0%, #b300ff 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    --gradient-hero: linear-gradient(135deg, #050508 0%, #151520 100%);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-gold: 0 10px 40px rgba(0, 240, 255, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

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

/* Reset & Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--white);
    background: var(--dark);
    overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--white);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
    color: var(--gray);
    font-weight: 400;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Utility Classes */
.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-header h2 {
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.1rem;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--primary);
    display: flex;
    align-items: center;
}

.logo-icon img {
    height: 40px;
    width: auto;
    display: block;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.logo:hover .logo-icon img {
    transform: scale(1.05);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-normal);
}

.nav-links a:hover::after {
    width: 100%;
}

.btn-nav {
    padding: 12px 28px;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-gold);
    transition: var(--transition-normal);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 50px rgba(201, 168, 124, 0.4);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 40px 80px;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('assets/ai_hero_bg.png') center/cover no-repeat;
    opacity: 0.3;
    pointer-events: none;
    mix-blend-mode: screen;
}

.hero-content {
    max-width: 650px;
    z-index: 10;
}

.hero-tagline {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero h1 {
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-gold);
    transition: var(--transition-normal);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 60px rgba(201, 168, 124, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: transparent;
    color: var(--white);
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid var(--dark);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--dark);
    color: var(--white);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 50px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray);
}

/* Floating Cards */
.hero-image {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
}

.floating-card {
    position: absolute;
    padding: 20px 30px;
    background: rgba(21, 21, 32, 0.9);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 15px;
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    left: 10%;
    animation-delay: 3s;
}

.card-icon {
    font-size: 2rem;
}

.card-text {
    font-weight: 600;
    color: var(--white);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

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

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

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: #11141c;
    /* Lighter dark */
    padding: 0;
    border-top: 1px solid rgba(0, 240, 255, 0.1);
    border-bottom: 1px solid rgba(179, 0, 255, 0.1);
}

.feature {
    padding: 60px 40px;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.feature:last-child {
    border-right: none;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature h3 {
    color: var(--white);
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.feature p {
    color: var(--gray-light);
    font-size: 0.95rem;
}

/* ============================================
   TREATMENTS SECTION
   ============================================ */
.treatments {
    padding: 120px 40px;
    width: 100%;
    background: #141824;
    /* A slightly lighter shade matching the AI style */
    position: relative;
}

.treatments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.treatment-card {
    background: var(--dark-2);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
}

.treatment-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    height: 180px;
    background: linear-gradient(135deg, #151520 0%, #00f0ff20 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.card-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 16px;
    background: var(--accent);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-lg);
}

.card-badge.premium {
    background: var(--gradient-primary);
    color: var(--white);
}

.card-icon-large {
    font-size: 4rem;
    opacity: 0.9;
}

.card-content {
    padding: 30px;
}

.card-content h3 {
    margin-bottom: 12px;
    color: var(--white);
}

.card-content p {
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.7;
    color: var(--gray-light);
}

.card-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.card-features span {
    font-size: 0.85rem;
    color: var(--accent-2);
    font-weight: 500;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price {
    display: flex;
    flex-direction: column;
}

.price-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-light);
    margin-bottom: 4px;
}

.price-value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.btn-book {
    padding: 12px 24px;
    background: var(--dark);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-book:hover {
    background: var(--primary);
    transform: scale(1.05);
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    padding: 120px 40px;
    background: var(--gradient-hero);
}

.testimonials-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--dark-2);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stars {
    color: #ffc107;
    font-size: 1.25rem;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

.testimonial-card p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 30px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.testimonial-author strong {
    display: block;
    color: var(--white);
    margin-bottom: 4px;
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--gray);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    padding: 120px 40px;
    background: var(--dark);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.15rem;
    color: var(--gray-light);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta .btn-secondary {
    border-color: var(--white);
    color: var(--white);
}

.cta .btn-secondary:hover {
    background: var(--dark-2);
    color: var(--white);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #111111;
    padding: 80px 40px 0;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-brand p {
    color: var(--gray-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 25px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: var(--gray-light);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-contact p {
    color: var(--gray-light);
    margin-bottom: 15px;
    line-height: 1.8;
}

.footer-bottom {
    padding: 30px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--gray-light);
}

.footer-bottom a:hover {
    color: var(--primary);
}

/* ============================================
   PROFILES SECTION STYLES
   ============================================ */
.profile-card {
    text-align: center;
    padding: 30px 20px;
}

.profile-card h3 {
    font-size: 1.4rem;
    color: var(--white);
    margin-top: 10px;
}

.profile-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--gray-light);
}

.profile-linkedin {
    display: inline-block;
    margin-top: 15px;
    padding: 8px 16px;
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-normal);
}

.profile-linkedin:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .hero-image {
        display: none;
    }

    .hero {
        justify-content: center;
        text-align: center;
    }

    .hero-content {
        max-width: 800px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }
}

@media (max-width: 992px) {
    .features {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .feature:nth-child(2) {
        border-right: none;
    }

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

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

    .btn-nav {
        display: none;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .feature {
        border-right: none;
    }

    .treatments {
        padding: 80px 20px;
    }

    .treatments-grid {
        grid-template-columns: 1fr;
    }

    .testimonials {
        padding: 80px 20px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .cta {
        padding: 80px 20px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* Scroll Reveal Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   MODAL STYLES
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--dark-2);
    padding: 40px;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 240, 255, 0.1);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

/* Custom Scrollbar for Modal */
.modal-content::-webkit-scrollbar {
    width: 8px;
}
.modal-content::-webkit-scrollbar-track {
    background: var(--dark-2);
    border-radius: var(--radius-md);
    margin-top: 10px;
    margin-bottom: 10px;
}
.modal-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
}
.modal-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-header {
    text-align: center;
    margin-bottom: 30px;
}

.modal-header h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.modal-header p {
    color: var(--gray-light);
}

.modal-content .form-group {
    margin-bottom: 20px;
}

.modal-content label {
    display: block;
    margin-bottom: 8px;
    color: var(--white);
    font-weight: 500;
    font-size: 0.9rem;
}

.modal-content input {
    width: 100%;
    padding: 12px 16px;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    font-family: inherit;
    transition: var(--transition-fast);
}

.modal-content input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

/* ============================================
   User Profile Dropdown
   ============================================ */
.user-profile {
    position: relative;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white);
    display: flex;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-fast);
}

.user-profile:hover .user-info {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
}

.user-avatar {
    font-size: 1.2rem;
}

.user-name-text {
    max-width: 200px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-arrow {
    font-size: 0.7rem;
    color: var(--gray-light);
    transition: transform var(--transition-fast);
}

.user-profile:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 10px;
    background: var(--dark-2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.user-profile:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown a {
    display: block;
    padding: 12px 20px;
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.user-dropdown a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--primary);
}

/* ============================================
   Modal Tabs (Login/Signup Buttons)
   ============================================ */
.modal-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    background: rgba(0, 0, 0, 0.4);
    padding: 8px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-tab {
    flex: 1;
    padding: 12px 20px;
    background: transparent;
    border: none;
    color: var(--gray-light);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-body);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-normal);
}

.modal-tab:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
}

.modal-tab.active {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

#auth-submit-btn {
    margin-top: 20px;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    height: 55px;
    border-radius: var(--radius-xl);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section {
    background: var(--dark);
    padding-top: 60px;
}

.about-content {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap-reverse;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.02);
    padding: 50px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.about-text {
    flex: 1;
}

.about-text p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--white);
}

.about-text strong {
    color: var(--primary);
}

.about-image {
    flex: 0.8;
    display: flex;
    justify-content: center;
}

.about-illustration {
    font-size: 8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 10px 20px rgba(0,240,255,0.2));
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.values-grid .feature {
    background: var(--dark-2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 40px 30px;
    text-align: left;
    transition: var(--transition-normal);
}

.values-grid .feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
    border-color: rgba(0, 240, 255, 0.3);
}

.values-grid .feature h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.values-grid .feature p {
    font-size: 0.95rem;
    color: var(--gray-light);
    margin: 0;
}

/* ============================================
   PROJECT FILTERS
   ============================================ */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-light);
    border-radius: var(--radius-xl);
    cursor: pointer;
    font-weight: 500;
    font-family: var(--font-body);
    transition: var(--transition-normal);
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-color: rgba(0, 240, 255, 0.3);
}

.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}