/* ===========================
   CSS VARIABLES & RESET
   =========================== */

:root {
    /* Colors - Sophisticated palette inspired by research and innovation */
    --color-primary: #1a5f7a;
    --color-primary-light: #2a7a99;
    --color-primary-dark: #0d3d4f;
    --color-accent: #d4a574;
    --color-accent-light: #e6c39a;
    --color-text: #2c3e50;
    --color-text-light: #5a6c7d;
    --color-background: #fafbfc;
    --color-white: #ffffff;
    --color-border: #e1e8ed;
    --color-shadow: rgba(26, 95, 122, 0.08);
    
    /* Typography */
    --font-display: 'Crimson Pro', serif;
    --font-body: 'DM Sans', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ===========================
   TYPOGRAPHY
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 60%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    animation: slideIn 1s ease-out;
}

@keyframes slideIn {
    from {
        width: 0;
    }
    to {
        width: 60%;
    }
}

/* ===========================
   LAYOUT UTILITIES
   =========================== */

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

/* ===========================
   BUTTONS
   =========================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-weight: 500;
    text-decoration: none;
    border-radius: 2px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--color-shadow);
}

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

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

/* ===========================
   NAVIGATION
   =========================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-text {
    letter-spacing: -0.02em;
}

.logo-accent {
    color: var(--color-accent);
    font-size: 1rem;
    vertical-align: super;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition-smooth);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--color-primary);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    transition: var(--transition-smooth);
}

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-xl) var(--space-md);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(26, 95, 122, 0.05) 0%, rgba(212, 165, 116, 0.05) 100%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 60px,
            rgba(26, 95, 122, 0.02) 60px,
            rgba(26, 95, 122, 0.02) 120px
        );
    animation: backgroundShift 20s ease infinite;
}

@keyframes backgroundShift {
    0%, 100% { transform: translateX(0) translateY(0); }
    50% { transform: translateX(20px) translateY(-20px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 5rem);
    margin-bottom: var(--space-md);
    color: var(--color-primary);
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-title-accent {
    display: block;
    color: var(--color-accent);
    font-weight: 600;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInUp 1s ease-out 1s backwards;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* ===========================
   ABOUT SECTION
   =========================== */

.about {
    padding: var(--space-xl) 0;
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.about-content {
    animation: fadeInLeft 0.8s ease-out;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.about-text {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-card {
    background: var(--color-background);
    padding: var(--space-md);
    border-left: 4px solid var(--color-accent);
    transition: var(--transition-smooth);
    animation: fadeInRight 0.8s ease-out;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.feature-card:hover {
    transform: translateX(8px);
    box-shadow: -8px 8px 24px var(--color-shadow);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.feature-card p {
    color: var(--color-text-light);
}

/* ===========================
   MISSION SECTION
   =========================== */

.mission {
    padding: var(--space-xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.mission::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(180deg); }
}

.mission-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.mission-label {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.mission-statement {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    line-height: 1.8;
    color: var(--color-white);
    font-weight: 400;
    border: none;
    font-style: italic;
}

/* ===========================
   PROGRAMS SECTION
   =========================== */

.programs {
    padding: var(--space-xl) 0;
    background: var(--color-background);
}

.program-showcase {
    margin-top: var(--space-lg);
}

.program-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: 4px;
    box-shadow: 0 4px 20px var(--color-shadow);
    position: relative;
    transition: var(--transition-smooth);
}

.program-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--color-shadow);
}

.program-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    border-radius: 2px;
}

.program-title {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.program-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.program-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.highlight-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.highlight-label {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.highlight-item span:last-child {
    color: var(--color-text-light);
}

/* ===========================
   TEAM SECTION
   =========================== */

.team {
    padding: var(--space-xl) 0;
    background: var(--color-white);
}

.team-intro {
    font-size: 1.2rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--space-lg);
    text-align: center;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.team-member {
    background: var(--color-background);
    padding: var(--space-md);
    border-radius: 4px;
    border-top: 4px solid var(--color-primary);
    transition: var(--transition-smooth);
    text-align: center;
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px var(--color-shadow);
    border-top-color: var(--color-accent);
}

.member-info {
    padding: var(--space-md) 0;
}

.member-name {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.member-role {
    color: var(--color-text-light);
    font-weight: 500;
}

/* ===========================
   CONTACT SECTION
   =========================== */

.contact {
    padding: var(--space-xl) 0;
    background: var(--color-background);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-lg);
    align-items: start;
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    align-items: start;
}

.contact-icon {
    font-size: 1.5rem;
    min-width: 40px;
}

.contact-text {
    color: var(--color-text-light);
    line-height: 1.6;
}

.contact-text strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.contact-form-container {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: 4px;
    box-shadow: 0 4px 20px var(--color-shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

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

.form-group label {
    font-weight: 500;
    color: var(--color-primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--color-border);
    border-radius: 2px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-smooth);
    background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--space-lg) 0 var(--space-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.footer-tagline {
    color: var(--color-accent-light);
    font-size: 0.9rem;
}

.footer-info {
    text-align: right;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 968px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background: var(--color-white);
        flex-direction: column;
        padding: 5rem 2rem;
        box-shadow: -5px 0 20px var(--color-shadow);
        transition: var(--transition-smooth);
        gap: 1.5rem;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-info {
        text-align: center;
    }
}

@media (max-width: 640px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 4rem;
    }
    
    .program-highlights {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container {
        padding: var(--space-md);
    }
}