:root {
    /* Primary Teal Ramp */
    --teal-900: #0E3339;
    --teal-800: #004D5B;
    --teal-700: #006375;
    --teal-600: #008096;
    --teal-500: #008BA5;
    --teal-400: #33A2B7;
    --teal-300: #54B2C3;
    --teal-200: #8ACAD6;
    --teal-100: #B0D8E3;
    --teal-50:  #E6F4F6;

    /* Secondary Navy Ramp */
    --navy-900: #101A23;
    --navy-800: #1F3D57;
    --navy-700: #2B557A;
    --navy-600: #557795;
    --navy-500: #9DB1C2;
    --navy-100: #E3E8ED;
    --navy-50:  #EBF0F5;

    /* Supporting Palette */
    --color-mint: #CEF3E4;
    --color-peach: #FBE3DA;
    --color-neutral: #F6F6F6;

    /* Theme Mapped */
    --color-dark-bg: var(--teal-800);
    --color-primary: var(--teal-500);
    --color-primary-hover: var(--teal-600);
    --color-page-bg: var(--color-neutral);
    --color-grey-bg: var(--teal-50);
    --color-text-dark: var(--navy-700);
    --color-text-light: #ffffff;
    --color-text-muted: var(--navy-600);
    --color-border: var(--teal-300);
    
    --font-heading: 'Filson Pro', 'FilsonPro', 'Montserrat', sans-serif;
    --font-body: 'Filson Pro', 'FilsonPro', 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-page-bg);
    color: var(--color-text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    display: block;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6, .stat-number {
    font-family: var(--font-heading);
    font-weight: 500;
}

.display-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-text-light);
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

.section-body {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 800px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border-radius: 2px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    transform: translateY(-2px);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-light);
    border: 1px solid rgba(250, 250, 248, 0.3);
}

.btn-ghost:hover {
    border-color: var(--color-text-light);
    background-color: rgba(250, 250, 248, 0.05);
}

.btn-block {
    width: 100%;
}

/* Section Modifiers */
.section-dark {
    background-color: var(--color-dark-bg);
    color: var(--color-text-light);
}

.section-light {
    background-color: var(--color-page-bg);
}

.section-grey {
    background-color: var(--color-grey-bg);
}

/* Section 1: Hero */
.hero {
    padding: 8rem 0;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background-image: linear-gradient(rgba(0, 77, 91, 0.85), rgba(0, 77, 91, 0.85)), url('../images/hero-banner.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-content {
    max-width: 900px;
}

.hero .eyebrow {
    color: var(--color-primary);
}

.hero-subtext {
    font-size: 1.5rem;
    color: rgba(250, 250, 248, 0.8);
    margin-bottom: 3.5rem;
    max-width: 800px;
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* Section 2: Stats Bar */
.stats-bar {
    border-bottom: 1px solid var(--color-border);
}

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

.stat-item {
    padding: 4rem 2rem;
    text-align: center;
    border-right: 1px solid var(--color-border);
}

.stat-item:last-child {
    border-right: none;
}

.stat-number {
    display: block;
    font-size: 4.5rem;
    color: var(--color-dark-bg);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Layout Utilities */
.section-header {
    margin-bottom: 4rem;
}

/* Section 3: Why UGBIP */
.why-ugbip {
    padding: 8rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.feature-card {
    background-color: #fff;
    padding: 3rem;
    border-top: 3px solid var(--color-primary);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.icon-primary {
    color: var(--color-primary);
    width: 32px;
    height: 32px;
    margin-bottom: 1.5rem;
}

.feature-card .card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card .card-desc {
    color: var(--color-text-muted);
}

/* Section 4: Industry Bootcamps */
.bootcamps {
    padding: 8rem 0;
}

.bootcamps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.bootcamp-card {
    background-color: #fff;
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    transition: border-color 0.3s ease;
}

.bootcamp-card:hover {
    border-color: var(--color-primary);
}

.bootcamp-card .card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.bootcamp-card .card-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Section 5: Leaders */
.leaders {
    padding: 8rem 0;
}

.leaders-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.leader-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.avatar-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--teal-50);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    flex-shrink: 0;
    object-fit: cover;
}

.leader-name {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.leader-role {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Section 6: Campus Life */
.campus-life {
    padding: 8rem 0;
}

.campus-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.campus-card {
    position: relative;
    overflow: hidden;
    background-color: #fff;
}

.campus-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.6s ease;
    background-color: #E5E7EB; /* Placeholder color */
}

.campus-card:hover .campus-img {
    transform: scale(1.05);
}

.campus-caption {
    padding: 1.5rem;
    font-size: 1.25rem;
}

/* Section 7: CTA + Form */
.cta-section {
    padding: 8rem 0;
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.cta-contact-info {
    color: rgba(250, 250, 248, 0.7);
    font-size: 1.15rem;
    line-height: 1.8;
}

.cta-form-wrapper {
    background-color: #fff;
    padding: 4rem;
    color: var(--color-text-dark);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-border);
    background-color: var(--color-page-bg);
    font-family: var(--font-body);
    font-size: 1rem;
    appearance: none;
    transition: border-color 0.3s ease;
}

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

.select-wrapper {
    position: relative;
}

.select-icon {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--color-text-muted);
}

.cta-form .btn-primary {
    margin-top: 1rem;
}

/* Footer */
.site-footer {
    background-color: #080A0E;
    color: rgba(250, 250, 248, 0.5);
    padding: 2.5rem 0;
    font-size: 0.9rem;
}

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

/* Popup Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 51, 57, 0.85); /* Dark teal overlay */
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    padding: 1rem;
}

.popup-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.popup-content {
    position: relative;
    width: 100%;
    max-width: 450px;
    background-color: #fff;
    padding: 3rem;
    transform: translateY(20px);
    transition: transform 0.4s ease;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.popup-overlay.show .popup-content {
    transform: translateY(0);
}

.popup-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
    .display-title { font-size: 3.5rem; }
    .hero-subtext { font-size: 1.25rem; }
    .hero, .why-ugbip, .bootcamps, .leaders, .campus-life, .cta-section {
        padding: 5rem 0;
    }
    .cta-grid { gap: 3rem; }
}

@media (max-width: 1024px) and (min-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item { border-bottom: 1px solid var(--color-border); }
    .stat-item:nth-child(2) { border-right: none; }
    .stat-item:nth-child(3), .stat-item:nth-child(4) { border-bottom: none; }
    .features-grid, .bootcamps-grid, .campus-grid { grid-template-columns: repeat(2, 1fr); }
    .leaders-grid, .cta-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
    .display-title { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .hero-subtext { font-size: 1.15rem; }
    .hero-actions { flex-direction: column; }
    .stats-grid { grid-template-columns: 1fr; }
    .stat-item { border-right: none; border-bottom: 1px solid var(--color-border); padding: 3rem 1.5rem; }
    .stat-item:last-child { border-bottom: none; }
    .features-grid, .bootcamps-grid, .leaders-grid, .campus-grid, .cta-grid {
        grid-template-columns: 1fr;
    }
    .cta-form-wrapper { padding: 2rem; }
    .footer-content { flex-direction: column; gap: 1rem; text-align: center; }
}