/* ===========================================
   DESIGN 3: BOLD YOUTH-FOCUSED
   Mobile-First, Dynamic & Energetic
   =========================================== */

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

:root {
    /* Vibrant Colors */
    --primary: #FF6B35;
    --secondary: #F7931E;
    --accent: #00D9FF;
    --purple: #8B5CF6;
    --pink: #EC4899;
    --dark: #1A1A2E;
    --text: #2D3748;
    --light-bg: #F8FAFC;
    --white: #FFFFFF;

    /* Gradients */
    --gradient-1: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    --gradient-2: linear-gradient(135deg, #8B5CF6 0%, #EC4899 100%);
    --gradient-3: linear-gradient(135deg, #00D9FF 0%, #8B5CF6 100%);

    /* Spacing */
    --s: 0.5rem;
    --m: 1rem;
    --l: 1.5rem;
    --xl: 2rem;
    --2xl: 3rem;
    --3xl: 4rem;

    /* Font */
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
}

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

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

.desktop-br {
    display: none;
}

/* === HEADER === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--white);
}

.header-top {
    background: var(--gradient-1);
    color: white;
    padding: var(--s) 0;
    overflow: hidden;
}

.header-ticker {
    display: flex;
    gap: var(--xl);
    animation: ticker 20s linear infinite;
    white-space: nowrap;
}

.ticker-item {
    font-size: 0.875rem;
    font-weight: 600;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.navbar {
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
    padding: var(--m) 0;
}

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

.brand {
    display: flex;
    align-items: center;
    gap: var(--s);
}

.brand-logo {
    width: 45px;
    height: 45px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-tag {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 2px;
}

.nav-burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: var(--s);
    cursor: pointer;
}

.nav-burger span {
    width: 25px;
    height: 3px;
    background: var(--gradient-1);
    border-radius: 3px;
    transition: all 0.3s;
}

.nav-links {
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    background: var(--white);
    list-style: none;
    padding: var(--m);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
}

.nav-links.active {
    max-height: 500px;
}

.nav-links li {
    margin-bottom: var(--s);
}

.nav-links a {
    display: block;
    padding: var(--m);
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s;
}

.nav-links a:hover {
    background: var(--light-bg);
    padding-left: var(--l);
}

.nav-cta {
    background: var(--gradient-1);
    color: white !important;
}

.nav-cta:hover {
    transform: scale(1.05);
    padding-left: var(--m) !important;
}

/* === BUTTONS === */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--s);
    padding: var(--m) var(--xl);
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
}

.cta-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 15px rgba(255,107,53,0.3);
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.4);
}

.cta-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-outline:hover {
    background: white;
    color: var(--primary);
}

.btn-arrow {
    font-size: 1.25rem;
    transition: transform 0.3s;
}

.cta-btn:hover .btn-arrow {
    transform: translateX(5px);
}

.full {
    width: 100%;
    justify-content: center;
}

/* === HERO === */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: calc(90px + var(--2xl)) var(--m) var(--2xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-2);
    opacity: 0.05;
}

.hero-wrapper {
    position: relative;
    z-index: 1;
}

.hero-tag {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: var(--s) var(--l);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--l);
}

.hero-heading {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--l);
    color: var(--dark);
}

.gradient-highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text {
    font-size: 1.125rem;
    color: var(--text);
    margin-bottom: var(--xl);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--m);
    margin-bottom: var(--xl);
}

.hero-cards {
    display: grid;
    gap: var(--m);
    margin-top: var(--2xl);
}

.float-card {
    background: white;
    padding: var(--l);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: var(--m);
    animation: float 3s ease-in-out infinite;
}

.float-card.card-1 {
    animation-delay: 0s;
}

.float-card.card-2 {
    animation-delay: 0.5s;
}

.float-card.card-3 {
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.card-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-1);
    border-radius: 12px;
}

.card-label {
    font-size: 0.75rem;
    color: var(--text);
    font-weight: 600;
}

.card-value {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === SECTIONS === */
section {
    padding: var(--3xl) 0;
}

.section-head {
    margin-bottom: var(--2xl);
}

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

.section-tag {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: var(--s) var(--l);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--m);
}

.section-title {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: var(--m);
    color: var(--dark);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text);
    opacity: 0.8;
}

/* === WHY US === */
.why-us {
    background: var(--light-bg);
}

.why-grid {
    display: grid;
    gap: var(--l);
    margin-bottom: var(--2xl);
}

.why-card {
    background: white;
    padding: var(--xl);
    border-radius: 20px;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.why-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255,107,53,0.2);
}

.why-card.featured {
    background: var(--gradient-1);
    color: white;
}

.why-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--m);
}

.why-card.featured .why-number {
    background: white;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.why-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--m);
}

.why-card p {
    margin-bottom: var(--l);
    line-height: 1.8;
}

.why-card.featured h3,
.why-card.featured p {
    color: white;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: var(--s) 0 var(--s) var(--l);
    position: relative;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 900;
}

.why-card.featured .feature-list li::before {
    color: white;
}

.stats-banner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--m);
    background: var(--gradient-1);
    padding: var(--xl);
    border-radius: 20px;
    color: white;
    text-align: center;
}

.stat-num {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: var(--s);
}

.stat-txt {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* === PROGRAMS === */
.programs {
    background: white;
}

.program-tabs {
    display: flex;
    overflow-x: auto;
    gap: var(--s);
    margin-bottom: var(--xl);
    padding-bottom: var(--s);
}

.tab-btn {
    padding: var(--m) var(--l);
    background: var(--light-bg);
    border: none;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s;
}

.tab-btn.active {
    background: var(--gradient-1);
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.program-showcase {
    display: grid;
    gap: var(--xl);
}

.program-info h3 {
    font-size: 1.75rem;
    font-weight: 900;
    margin-bottom: var(--m);
    color: var(--dark);
}

.score-badge {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: var(--s) var(--l);
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--l);
}

.program-info p {
    margin-bottom: var(--l);
    line-height: 1.8;
}

.program-points {
    list-style: none;
    display: grid;
    gap: var(--m);
}

.program-points li {
    display: flex;
    gap: var(--m);
    background: var(--light-bg);
    padding: var(--l);
    border-radius: 12px;
}

.point-icon {
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 10px;
    flex-shrink: 0;
}

.program-points strong {
    display: block;
    color: var(--dark);
    margin-bottom: var(--s);
    font-size: 1.125rem;
}

.program-points p {
    margin: 0;
    color: var(--text);
    font-size: 0.875rem;
}

.program-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--m);
}

.visual-stat {
    background: var(--gradient-1);
    color: white;
    padding: var(--xl);
    border-radius: 20px;
    text-align: center;
}

.visual-number {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--s);
}

.visual-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* === SUCCESS === */
.success {
    background: var(--light-bg);
}

.achievement-highlight {
    display: grid;
    gap: var(--l);
    margin-bottom: var(--2xl);
}

.achievement-big {
    background: var(--gradient-1);
    color: white;
    padding: var(--2xl);
    border-radius: 20px;
    text-align: center;
}

.achievement-icon {
    font-size: 3rem;
    margin-bottom: var(--m);
}

.achievement-value {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--s);
}

.achievement-label {
    font-size: 1.125rem;
    opacity: 0.9;
}

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--m);
}

.achievement-item {
    background: white;
    padding: var(--l);
    border-radius: 16px;
    text-align: center;
}

.ach-num {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--s);
}

.achievement-item p {
    font-size: 0.875rem;
    color: var(--text);
}

.universities-showcase {
    background: white;
    padding: var(--2xl);
    border-radius: 20px;
}

.universities-showcase h3 {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: var(--xl);
    color: var(--dark);
}

.uni-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--m);
}

.uni-badge {
    padding: var(--m);
    background: var(--light-bg);
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--dark);
}

/* === APPLY === */
.apply {
    background: white;
}

.apply-process {
    display: grid;
    gap: var(--m);
    margin-bottom: var(--2xl);
}

.process-arrow {
    display: none;
}

.process-step {
    background: var(--light-bg);
    padding: var(--l);
    border-radius: 16px;
    text-align: center;
}

.step-num {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: var(--m);
}

.process-step h4 {
    font-weight: 800;
    margin-bottom: var(--s);
    color: var(--dark);
}

.process-step p {
    font-size: 0.875rem;
    color: var(--text);
}

.apply-info {
    display: grid;
    gap: var(--l);
}

.info-box {
    background: white;
    padding: var(--xl);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.info-box h3 {
    font-weight: 900;
    margin-bottom: var(--l);
    color: var(--dark);
}

.date-row {
    display: flex;
    justify-content: space-between;
    padding: var(--m) 0;
    border-bottom: 1px solid var(--light-bg);
}

.date-row:last-child {
    border-bottom: none;
}

.date-bold {
    font-weight: 900;
    color: var(--primary);
}

.info-box.highlight {
    background: var(--gradient-1);
    color: white;
}

.price-big {
    font-size: 2.5rem;
    font-weight: 900;
    margin: var(--l) 0;
}

.price-note {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-top: var(--s);
}

/* === CONTACT === */
.contact {
    background: var(--light-bg);
}

.contact-split {
    display: grid;
    gap: var(--xl);
}

.contact-left h2 {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: var(--m);
    color: var(--dark);
}

.contact-left p {
    margin-bottom: var(--xl);
    line-height: 1.8;
}

.contact-item {
    display: flex;
    gap: var(--l);
    margin-bottom: var(--l);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-item strong {
    display: block;
    font-weight: 900;
    margin-bottom: var(--s);
    color: var(--dark);
}

.contact-item p {
    color: var(--text);
    line-height: 1.8;
    margin: 0;
}

.social-row {
    display: flex;
    gap: var(--m);
    margin-top: var(--xl);
}

.social-btn {
    flex: 1;
    padding: var(--m);
    background: white;
    color: var(--text);
    text-align: center;
    text-decoration: none;
    font-weight: 700;
    border-radius: 12px;
    transition: all 0.3s;
}

.social-btn:hover {
    background: var(--gradient-1);
    color: white;
    transform: translateY(-2px);
}

.contact-right {
    background: white;
    padding: var(--xl);
    border-radius: 20px;
}

.modern-form {
    display: grid;
    gap: var(--m);
}

.modern-form input,
.modern-form textarea {
    padding: var(--l);
    border: 2px solid var(--light-bg);
    border-radius: 12px;
    font-family: var(--font);
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

/* === FOOTER === */
.footer {
    background: var(--dark);
    color: white;
    padding: var(--2xl) 0 var(--m);
}

.footer-content {
    display: grid;
    gap: var(--xl);
    margin-bottom: var(--xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--m);
}

.footer-brand img {
    width: 60px;
    height: 60px;
}

.footer-brand p {
    opacity: 0.8;
    line-height: 1.8;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--m);
}

.footer-nav a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-nav a:hover {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--m);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--m);
}

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.7;
}

.footer-back {
    color: white;
    text-decoration: none;
    font-size: 0.875rem;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.footer-back:hover {
    opacity: 1;
}

/* =========================================
   TABLET (768px+)
   ========================================= */
@media (min-width: 768px) {
    .desktop-br {
        display: inline;
    }

    .nav-burger {
        display: none;
    }

    .nav-links {
        position: static;
        display: flex;
        background: none;
        padding: 0;
        box-shadow: none;
        max-height: none;
        gap: var(--s);
    }

    .nav-links li {
        margin-bottom: 0;
    }

    .nav-links a:hover {
        padding-left: var(--m);
    }

    .hero-heading {
        font-size: 3.5rem;
    }

    .hero-actions {
        flex-direction: row;
    }

    .hero-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    .why-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .stats-banner {
        grid-template-columns: repeat(4, 1fr);
    }

    .program-showcase {
        grid-template-columns: 1fr 1fr;
    }

    .achievement-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .uni-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .apply-process {
        grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
        align-items: center;
    }

    .process-arrow {
        display: block;
        font-size: 1.5rem;
        font-weight: 900;
        color: var(--primary);
    }

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

    .contact-split {
        grid-template-columns: 1fr 1fr;
    }

    .footer-content {
        grid-template-columns: 2fr 1fr;
    }
}

/* =========================================
   DESKTOP (1024px+)
   ========================================= */
@media (min-width: 1024px) {
    .hero-heading {
        font-size: 4rem;
    }

    .section-title {
        font-size: 2.5rem;
    }
}