/* ============================================
   COLEGIO PÚBLICO SANTA RITA
   Premium Dark Luxury Design
   ============================================ */

/* CSS Custom Properties */
:root {
    --navy-deep: #0A1628;
    --navy-dark: #0D1F3C;
    --navy-mid: #132D54;
    --navy-light: #1A3A6B;
    --gold-dark: #B8943E;
    --gold: #C9A84C;
    --gold-light: #E8C96A;
    --gold-bright: #F2D06B;
    --gold-pale: #FFF4D6;
    --white: #FFFFFF;
    --off-white: #F8F6F0;
    --gray-light: #E8E4DC;
    --gray: #A8A49C;
    --gray-dark: #6B6760;
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-gold: 0 4px 24px rgba(201, 168, 76, 0.25);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--navy-deep);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.938rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--gold {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
    color: var(--navy-deep);
    border-color: var(--gold);
    box-shadow: var(--shadow-gold);
}

.btn--gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(201, 168, 76, 0.4);
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 50%, var(--gold-bright) 100%);
}

.btn--outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

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

.btn--outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline-light:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

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

/* Section Styles */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
    position: relative;
    padding: 0 20px;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 12px;
    height: 1px;
    background: var(--gold);
}

.section-tag::before { left: 0; }
.section-tag::after { right: 0; }

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
    color: var(--white);
}

.section-subtitle {
    font-size: 1.063rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
}

.nav-logo:hover {
    color: var(--gold);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--gold);
}

.nav-link--cta {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--navy-deep) !important;
    font-weight: 600;
    margin-left: 8px;
}

.nav-link--cta:hover {
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--navy-deep) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.92) 0%,
        rgba(13, 31, 60, 0.85) 40%,
        rgba(19, 45, 84, 0.75) 70%,
        rgba(10, 22, 40, 0.88) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.813rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 32px;
    padding: 8px 20px;
    border: 1px solid rgba(201, 168, 76, 0.3);
    border-radius: var(--radius-xl);
    background: rgba(201, 168, 76, 0.08);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 28px;
    max-width: 800px;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 600px;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold);
}

.stat-label {
    font-size: 0.813rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.7); }
}

/* ============================================
   CENTER SECTION
   ============================================ */
.center-section {
    background: var(--navy-deep);
    position: relative;
}

.center-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.center-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.center-image {
    position: relative;
}

.center-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.center-image-accent {
    position: absolute;
    bottom: -16px;
    right: -16px;
    width: 120px;
    height: 120px;
    border: 2px solid var(--gold);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.4;
}

.center-content {
    padding: 20px 0;
}

.center-text {
    font-size: 1.063rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.center-text strong {
    color: var(--gold);
}

.center-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    color: var(--gold);
}

.feature h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 4px;
}

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

/* ============================================
   STAGES SECTION
   ============================================ */
.stages-section {
    background: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy-deep) 100%);
    position: relative;
}

.stages-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.stages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.stage-card {
    background: rgba(19, 45, 84, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.stage-card:hover {
    transform: translateY(-8px);
    border-color: rgba(201, 168, 76, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(201, 168, 76, 0.08);
}

.stage-card-bg {
    height: 220px;
    overflow: hidden;
}

.stage-card-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.stage-card:hover .stage-card-bg img {
    transform: scale(1.08);
}

.stage-card-content {
    padding: 32px;
}

.stage-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(201, 168, 76, 0.15);
    line-height: 1;
    margin-bottom: 12px;
}

.stage-card-content h3 {
    font-size: 1.375rem;
    margin-bottom: 16px;
    color: var(--white);
}

.stage-desc {
    font-size: 0.938rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.stage-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stage-list li {
    font-size: 0.875rem;
    color: var(--text-muted);
    padding-left: 16px;
    position: relative;
}

.stage-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
}

/* ============================================
   VALUES SECTION
   ============================================ */
.values-section {
    background: var(--navy-deep);
    position: relative;
}

.values-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.value-card {
    background: linear-gradient(135deg, rgba(19, 45, 84, 0.5) 0%, rgba(10, 22, 40, 0.5) 100%);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 36px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--gold-dark), var(--gold-light));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.value-card:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 168, 76, 0.2);
    box-shadow: var(--shadow-md);
}

.value-card:hover::before {
    opacity: 1;
}

.value-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    color: var(--gold);
    margin-bottom: 20px;
}

.value-card h3 {
    font-size: 1.188rem;
    margin-bottom: 12px;
    color: var(--white);
}

.value-card p {
    font-size: 0.938rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.94) 0%,
        rgba(13, 31, 60, 0.90) 50%,
        rgba(10, 22, 40, 0.94) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.063rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
}

.cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
    background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy-dark) 100%);
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: rgba(19, 45, 84, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.contact-card:hover {
    border-color: rgba(201, 168, 76, 0.2);
    transform: translateX(4px);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    color: var(--gold);
}

.contact-card h4 {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gold);
    margin-bottom: 6px;
}

.contact-card p {
    font-size: 0.938rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-card a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-card a:hover {
    color: var(--gold);
}

/* Contact Form */
.contact-form-wrapper {
    background: rgba(19, 45, 84, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 28px;
    color: var(--white);
}

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

.form-group label {
    display: block;
    font-size: 0.813rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(10, 22, 40, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.938rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    background: rgba(10, 22, 40, 0.8);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23C9A84C' stroke-width='1.5' stroke-linecap='round' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-group select option {
    background: var(--navy-deep);
    color: var(--white);
}

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

.form-success {
    display: none;
    text-align: center;
    padding: 48px 24px;
}

.form-success.active {
    display: block;
}

.success-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(201, 168, 76, 0.1);
    border: 2px solid var(--gold);
    color: var(--gold);
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--white);
}

.form-success p {
    color: var(--text-secondary);
    font-size: 0.938rem;
}

/* ============================================
   MAP SECTION
   ============================================ */
.map-section {
    height: 400px;
    position: relative;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(0.6) contrast(1.1) brightness(0.7);
    transition: filter var(--transition-base);
}

.map-section:hover iframe {
    filter: grayscale(0.3) contrast(1.05) brightness(0.8);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--navy-deep);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-logo:hover {
    color: var(--gold);
}

.footer-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.813rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.938rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 4px;
}

.footer-contact p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-contact a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.813rem;
    color: var(--text-muted);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .center-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .center-image img {
        height: 360px;
    }
    
    .stages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: rgba(10, 22, 40, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 8px;
        transition: right var(--transition-base);
        border-left: 1px solid rgba(201, 168, 76, 0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.125rem;
        padding: 12px 24px;
    }
    
    .nav-link--cta {
        margin-left: 0;
        margin-top: 16px;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .stages-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}