/* Ocean Depths Theme - Procarma Landing Page */

/* =========================================
   CSS Variables (Theme Colors & Typography)
   ========================================= */
:root {
    --color-deep-navy: #1a2332;
    --color-teal: #2d8b8b;
    --color-seafoam: #a8dadc;
    --color-cream: #f1faee;
    --color-white: #ffffff;
    --color-text-dark: #333333;
    --color-text-light: #666666;

    --font-primary: 'DejaVu Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition-speed: 0.3s;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-cream);
}

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

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

a:hover {
    color: var(--color-deep-navy);
}

/* =========================================
   Typography
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-deep-navy);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

/* =========================================
   Container & Layout
   ========================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xxl) 0;
}

/* =========================================
   Header Styles
   ========================================= */
.header {
    background-color: var(--color-deep-navy);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--box-shadow);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--color-cream);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed);
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-seafoam);
}

/* =========================================
   CTA Button Styles
   ========================================= */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1.125rem;
    font-weight: 700;
    text-align: center;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
    border: none;
    text-decoration: none;
}

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

.btn--primary:hover {
    background-color: var(--color-deep-navy);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 139, 139, 0.4);
}

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

.btn--secondary:hover {
    background-color: var(--color-teal);
    color: var(--color-white);
}

/* =========================================
   Footer Styles
   ========================================= */
.footer {
    background-color: var(--color-deep-navy);
    color: var(--color-cream);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xxl);
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

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

.footer-brand {
    max-width: 300px;
}

.footer-brand img {
    height: 45px;
    width: auto;
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: var(--color-seafoam);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.footer-links h4 {
    color: var(--color-cream);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-links nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

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

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

.footer-bottom {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-seafoam);
    opacity: 0.8;
    margin-bottom: 0;
}

/* =========================================
   Hero Section Styles
   ========================================= */
.hero {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    background-color: var(--color-deep-navy);
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img,
.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-controls {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.hero-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-speed);
}

.hero-dot.active,
.hero-dot:hover {
    background-color: var(--color-white);
}

/* Hero image fallback placeholder */
.hero-slide img.placeholder {
    background: linear-gradient(135deg, var(--color-deep-navy) 0%, var(--color-teal) 100%);
}

/* Hero content overlay */
.hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 35, 50, 0.9) 0%, rgba(26, 35, 50, 0.7) 50%, transparent 100%);
    padding: var(--spacing-xxl) 0 var(--spacing-xl);
    z-index: 5;
}

.hero-content .container {
    text-align: center;
}

.hero-content h1 {
    color: var(--color-cream);
    font-size: 2rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    color: var(--color-seafoam);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.hero-content .btn {
    display: inline-block;
}

/* =========================================
   Description Section Styles
   ========================================= */
.description {
    text-align: center;
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-white);
}

.description h2 {
    font-size: 2rem;
    color: var(--color-deep-navy);
    margin-bottom: var(--spacing-lg);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.description p,
.lead-text {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

/* =========================================
   Benefits Section Styles
   ========================================= */
.benefits {
    background-color: var(--color-cream);
    padding: var(--spacing-xxl) 0;
}

.benefits h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-deep-navy);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.benefit-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    border-left: 4px solid var(--color-teal);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.benefit-card h3 {
    font-size: 1.25rem;
    color: var(--color-deep-navy);
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* =========================================
   Capabilities Section Styles
   ========================================= */
.capabilities {
    background-color: var(--color-deep-navy);
    color: var(--color-cream);
    padding: var(--spacing-xxl) 0;
}

.capabilities h2 {
    text-align: center;
    color: var(--color-cream);
    margin-bottom: var(--spacing-xl);
}

.capabilities-content {
    max-width: 900px;
    margin: 0 auto;
}

.capability-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.capability-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.capability-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    color: var(--color-teal);
}

.capability-text {
    font-size: 1rem;
    line-height: 1.6;
}

.capability-text h3 {
    color: var(--color-cream);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.capability-text p {
    color: var(--color-seafoam);
    margin-bottom: 0;
}

/* =========================================
   Contact Form Styles
   ========================================= */
.contact {
    background-color: var(--color-white);
    padding: var(--spacing-xxl) 0;
}

.contact h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.contact-intro {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-deep-navy);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-seafoam);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-speed);
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group.honeypot {
    display: none;
}

.form-actions {
    margin-top: var(--spacing-md);
}

.form-actions .btn {
    display: block;
    width: 100%;
}

.form-feedback {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    text-align: center;
    display: none;
}

.form-feedback.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-feedback.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.required {
    color: #dc3545;
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.form-message--success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message--error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* =========================================
   Responsive Breakpoints - Tablet (768px)
   ========================================= */
@media (max-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .capability-list {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   Responsive Breakpoints - Mobile (768px)
   ========================================= */
@media (max-width: 768px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .header .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        height: 350px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .description h2,
    .lead-text {
        font-size: 1.25rem;
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
        min-height: 44px;
        min-width: 44px;
    }
}

/* =========================================
   Responsive Breakpoints - Small Mobile (320px)
   ========================================= */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .hero {
        height: 280px;
    }

    .benefit-card {
        padding: var(--spacing-md);
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links nav {
        align-items: center;
    }
}

/* =========================================
   Accessibility & Print
   ========================================= */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media print {
    .header,
    .hero,
    .contact {
        display: none;
    }

    body {
        background-color: white;
        color: black;
    }
}