/* ===== INFOSPHERE CLUB WEBSITE STYLES ===== */

/* CSS Variables for Color Palette */
:root {
    --primary: #1e3a8a;
    --secondary: #0f172a;
    --accent: #3b82f6;
    --background: #f9fafb;
    --text-dark: #1f2937;
    --white: #ffffff;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-logo-container {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    animation: pulse-logo 1.5s ease-in-out infinite;
    z-index: 2;
}

.loading-ring {
    position: absolute;
    width: 120px;
    height: 120px;
    border: 3px solid transparent;
    border-top-color: var(--white);
    border-right-color: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-ring-2 {
    position: absolute;
    width: 100px;
    height: 100px;
    border: 3px solid transparent;
    border-bottom-color: var(--accent);
    border-left-color: rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: spin-reverse 1.2s linear infinite;
}

.loading-text {
    margin-top: 1.5rem;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 2px;
    animation: fade-text 1.5s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes spin-reverse {
    to {
        transform: rotate(-360deg);
    }
}

@keyframes pulse-logo {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes fade-text {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Times New Roman', serif;
    background-color: var(--background);
    color: var(--text-dark);
    line-height: 1.6;
}

/* ===== TYPOGRAPHY ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    color: var(--text-dark);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }
}

/* ===== NAVIGATION ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-logo img {
    height: 45px;
    width: 45px;
    border-radius: 50%;
    border: 2px solid var(--white);
    padding: 2px;
    background: var(--white);
    object-fit: contain;
}

.nav-logo span {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 80%;
}

.nav-links a:hover {
    color: var(--accent);
}

/* Mobile Navigation */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 75px;
        left: 0;
        right: 0;
        background: var(--secondary);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        padding: 1rem;
        border-bottom: 1px solid var(--gray-600);
    }
}

/* ===== HERO SECTION ===== */
.hero-gradient {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 50%, var(--accent) 100%);
    position: relative;
    overflow: hidden;
}

/* Video Background Container */
.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

/* Blue Tint Overlay */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.8) 50%, rgba(59, 130, 246, 0.75) 100%);
    z-index: 1;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 2;
}

.hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 4rem 1.5rem;
    color: var(--white);
    position: relative;
    z-index: 3;
}

.hero h1 {
    color: var(--white);
    font-size: 4rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.4rem;
    max-width: 700px;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-logo {
    width: 150px;
    height: 150px;
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
    border-radius: 50%;
    border: 4px solid var(--white);
    padding: 8px;
    background: var(--white);
    object-fit: contain;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

@keyframes float {

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

    50% {
        transform: translateY(-15px);
    }
}

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

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero-logo {
        width: 120px;
        height: 120px;
        min-width: 120px;
        min-height: 120px;
        aspect-ratio: 1 / 1;
    }
}

/* ===== SECTIONS ===== */
.section {
    padding: 5rem 1.5rem;
    max-width: 1280px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray-500);
    text-align: center;
    margin-bottom: 3rem;
}

/* ===== CARDS ===== */
.card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.card-text {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== QUOTE SECTION ===== */
.quote-section {
    background: var(--white);
    padding: 5rem 1.5rem;
}

.quote-container {
    max-width: 1200px;
    margin: 0 auto;
}

.quote-card {
    display: flex;
    align-items: center;
    gap: 3rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
    border-radius: 20px;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.06);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.quote-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 10rem;
    color: var(--accent);
    opacity: 0.1;
    font-family: Georgia, serif;
    line-height: 1;
}

.quote-card.right {
    flex-direction: row-reverse;
}

.quote-card.right::before {
    left: auto;
    right: 20px;
}

.quote-image {
    flex-shrink: 0;
}

.quote-image img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--accent);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.quote-content {
    flex: 1;
}

.quote-text {
    font-size: 1.3rem;
    font-style: italic;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', Georgia, serif;
}

.quote-author {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.quote-role {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

@media (max-width: 768px) {

    .quote-card,
    .quote-card.right {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .quote-image img {
        width: 140px;
        height: 140px;
    }

    .quote-text {
        font-size: 1.1rem;
    }
}

/* ===== MEMBERS GRID ===== */
.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.member-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.member-image {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
    border: 5px solid var(--white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 1;
}

.member-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.member-role {
    font-size: 1rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.member-year {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

.member-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 25px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.member-linkedin:hover {
    background: var(--accent);
    transform: scale(1.05);
}

/* ===== EVENTS ===== */
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.event-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.event-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.event-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.event-content {
    padding: 1.5rem;
}

.event-date {
    display: inline-block;
    background: var(--accent);
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.event-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.event-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.event-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* ===== EVENT REPORT PAGE ===== */
.event-report {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.event-report-header {
    text-align: center;
    margin-bottom: 3rem;
}

.event-report-title {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.event-report-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    color: var(--gray-500);
}

.event-report-content {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
}

.event-report-content h2 {
    font-size: 1.8rem;
    color: var(--primary);
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--accent);
}

.event-report-content h2:first-child {
    margin-top: 0;
}

.event-report-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    text-align: justify;
}

.event-report-content ul {
    margin: 1rem 0 1.5rem 1.5rem;
}

.event-report-content li {
    margin-bottom: 0.75rem;
}

/* Event Gallery */
.event-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.event-gallery img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.event-gallery img:hover {
    transform: scale(1.03);
}

/* ===== GALLERY PAGE ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.lightbox-close:hover {
    color: var(--accent);
}

/* ===== VISION & MISSION ===== */
.vision-mission {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: var(--white);
    padding: 5rem 1.5rem;
}

.vision-mission .section-title {
    color: var(--white);
}

.mission-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.mission-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    flex: 1 1 280px;
    max-width: 350px;
}

.mission-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.mission-card h4 {
    color: var(--accent);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.mission-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* ===== CONTACT FORM ===== */
.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1100px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gray-100);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-details a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: var(--primary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--secondary);
    color: var(--white);
    padding: 4rem 1.5rem 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent);
    border-radius: 3px;
}

.footer-section p {
    color: var(--gray-400);
    line-height: 1.7;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-400);
}

/* ===== TEAM TABLE ===== */
.team-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.team-table th {
    background: var(--primary);
    color: var(--white);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

.team-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.team-table tr:hover {
    background: var(--gray-100);
}

.team-table tr:last-child td {
    border-bottom: none;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary);
}

/* ===== UTILITIES ===== */
.text-center {
    text-align: center;
}

.text-accent {
    color: var(--accent);
}

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

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 2rem;
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    padding: 6rem 1.5rem 4rem;
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .page-header {
        padding: 4rem 1.5rem 3rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}

/* ===== BACK LINK ===== */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 2rem;
    transition: color 0.3s ease;
}

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

/* ===== FAQ ACCORDION ===== */
.faq-container {
    max-width: 800px;
    margin: 2rem auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    background: var(--white);
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--gray-100);
}

.faq-question h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
    flex: 1;
    padding-right: 1rem;
}

.faq-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer-content {
    padding: 0 1.5rem 1.25rem;
    color: var(--gray-600);
    line-height: 1.7;
}