/* ========================================
   PMCD Corporation — Styles
   Midnight Blue + Mint | Warm & Friendly
   ======================================== */

/* CSS Custom Properties */
:root {
    --midnight: #0f172a;
    --midnight-light: #1e293b;
    --midnight-dark: #0a0f1a;
    --mint: #34d399;
    --mint-light: #6ee7b7;
    --mint-dark: #10b981;
    --mint-pale: #d1fae5;
    --mint-bg: #ecfdf5;
    --cream: #fafaf9;
    --warm-gray: #f5f5f4;
    --stone: #e7e5e4;
    --text-primary: #1c1917;
    --text-secondary: #57534e;
    --text-muted: #78716c;
    --white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.08), 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.12), 0 4px 16px rgba(15, 23, 42, 0.06);
    --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.15), 0 8px 24px rgba(15, 23, 42, 0.08);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Lora', 'Georgia', serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 48px;
    }
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--midnight);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--mint);
    color: var(--midnight);
    box-shadow: 0 4px 14px rgba(52, 211, 153, 0.35);
}

.btn-primary:hover {
    background: var(--mint-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 211, 153, 0.45);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--midnight);
    border-color: var(--white);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--midnight);
    border-color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--midnight);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.875rem;
}

.btn-large {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 16px 28px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 12px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--white);
}

.header.scrolled .logo {
    color: var(--midnight);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--mint);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--midnight);
}

.nav {
    display: none;
    align-items: center;
    gap: 32px;
}

.nav a {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.85);
}

.nav a:hover {
    color: var(--mint-light);
}

.header.scrolled .nav a {
    color: var(--text-secondary);
}

.header.scrolled .nav a:hover {
    color: var(--midnight);
}

.nav .btn-primary {
    background: var(--mint);
    color: var(--midnight);
}

/* Mobile Toggle */
.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.header.scrolled .mobile-toggle span {
    background: var(--midnight);
}

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

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

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

@media (min-width: 1024px) {
    .mobile-toggle {
        display: none;
    }
    
    .nav {
        display: flex;
    }
}

/* Mobile Nav */
@media (max-width: 1023px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav a {
        color: var(--text-primary);
        font-size: 1.125rem;
    }
    
    .nav a:hover {
        color: var(--mint-dark);
    }
    
    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.5);
        z-index: 999;
    }
    
    .nav-overlay.active {
        display: block;
    }
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.88) 0%,
        rgba(15, 23, 42, 0.72) 50%,
        rgba(15, 23, 42, 0.55) 100%
    );
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    padding-top: 120px;
    padding-bottom: 80px;
}

.hero-content {
    max-width: 680px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(52, 211, 153, 0.15);
    border: 1px solid rgba(52, 211, 153, 0.3);
    color: var(--mint-light);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--mint);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.15;
}

.hero-subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 36px;
    max-width: 560px;
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--mint);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-8px); }
}

/* Section Styles */
.section-header {
    margin-bottom: 56px;
}

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

.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mint-dark);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 560px;
}

.section-header.center .section-subtitle {
    margin: 0 auto;
}

/* Services */
.services {
    padding: 100px 0;
    background: var(--cream);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--mint-pale);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--mint-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-dark);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.1875rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--mint-dark);
}

.service-link:hover {
    gap: 10px;
    color: var(--midnight);
}

/* About */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
    }
}

.about-image {
    position: relative;
}

.image-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

@media (min-width: 768px) {
    .image-wrapper img {
        height: 500px;
    }
}

.about-stat {
    position: absolute;
    bottom: -24px;
    right: -16px;
    background: var(--midnight);
    color: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 767px) {
    .about-stat {
        right: 0;
        bottom: -16px;
    }
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--mint);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.7);
}

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content .section-title {
    margin-bottom: 20px;
}

.about-text {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 16px;
}

.about-values {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: var(--mint-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-dark);
}

.value-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    color: var(--midnight);
    margin-bottom: 2px;
}

.value-item span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Approach */
.approach {
    padding: 100px 0;
    background: var(--warm-gray);
}

.approach-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}

@media (min-width: 768px) {
    .approach-steps {
        flex-direction: row;
        align-items: flex-start;
    }
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 16px;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--mint-pale);
    line-height: 1;
    margin-bottom: 16px;
}

.step h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.step-connector {
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--mint);
    padding-top: 24px;
}

@media (min-width: 768px) {
    .step-connector {
        display: flex;
        flex-shrink: 0;
    }
}

/* CTA */
.cta {
    position: relative;
    padding: 100px 0;
    background: var(--midnight);
    overflow: hidden;
}

.cta-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(52, 211, 153, 0.12) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(52, 211, 153, 0.08) 0%, transparent 40%),
                      radial-gradient(circle at 60% 80%, rgba(52, 211, 153, 0.06) 0%, transparent 40%);
}

.cta .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    color: var(--white);
    margin-bottom: 16px;
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 520px;
    margin: 0 auto 36px;
}

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

/* Contact */
.contact {
    padding: 100px 0;
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
    }
}

.contact-info .section-title {
    margin-bottom: 16px;
}

.contact-text {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

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

.detail-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: var(--mint-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-dark);
}

.contact-detail strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    color: var(--midnight);
    margin-bottom: 2px;
}

.contact-detail p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact-detail a {
    color: var(--mint-dark);
}

.contact-detail a:hover {
    color: var(--midnight);
    text-decoration: underline;
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--stone);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 6px;
}

.form-note {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 28px;
}

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

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--stone);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--text-primary);
    background: var(--cream);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--mint);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.15);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

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

.success-icon {
    width: 72px;
    height: 72px;
    background: var(--mint-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--mint-dark);
}

.form-success h3 {
    font-size: 1.375rem;
    margin-bottom: 8px;
}

.form-success p {
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--midnight-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}

.logo-light {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9375rem;
    max-width: 280px;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
}

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

.footer-contact p {
    font-size: 0.9375rem;
    margin-bottom: 6px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: center;
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

/* Scroll Animations */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }