/* ===================================
   J & R Drilling & Equipment
   Clean Minimalist Design System
   =================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-midnight: #0f172a;
    --color-midnight-light: #1e293b;
    --color-mint: #34d399;
    --color-mint-dark: #059669;
    --color-mint-light: #d1fae5;
    --color-white: #ffffff;
    --color-off-white: #f8fafc;
    --color-gray-50: #f1f5f9;
    --color-gray-100: #e2e8f0;
    --color-gray-200: #cbd5e1;
    --color-gray-300: #94a3b8;
    --color-gray-400: #64748b;
    --color-gray-500: #475569;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-2xl: 8rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 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);
    font-weight: 300;
    color: var(--color-midnight);
    background: var(--color-white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-midnight);
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-mint-dark);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-sm);
}

.section-line {
    width: 60px;
    height: 1px;
    background: var(--color-mint);
    margin-top: var(--space-md);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-mint-dark);
    border-color: var(--color-mint-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(52, 211, 153, 0.3);
}

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

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

.btn-ghost {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

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

.btn-ghost-light {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-ghost-light:hover {
    background: var(--color-white);
    color: var(--color-midnight);
}

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

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--color-gray-100);
    padding: 0.75rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-mark {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    transition: color var(--transition);
}

.logo-text {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

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

.navbar.scrolled .logo-text {
    color: var(--color-gray-400);
}

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

.nav-links a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition);
}

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

.navbar.scrolled .nav-links a {
    color: var(--color-gray-500);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--color-mint-dark);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--color-white);
    transition: all var(--transition);
}

.navbar.scrolled .mobile-menu-btn span {
    background: var(--color-midnight);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 4px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -4px);
}

/* --- Hero --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: 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(15, 23, 42, 0.88) 0%,
        rgba(15, 23, 42, 0.7) 50%,
        rgba(15, 23, 42, 0.5) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: 80px;
    max-width: 720px;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-mint);
    margin-bottom: var(--space-md);
    opacity: 0;
    animation: fadeUp 0.8s 0.2s forwards;
}

.hero-headline {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 400;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--space-md);
    opacity: 0;
    animation: fadeUp 0.8s 0.4s forwards;
}

.text-mint {
    color: var(--color-mint);
    font-style: italic;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    max-width: 520px;
    opacity: 0;
    animation: fadeUp 0.8s 0.6s forwards;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    opacity: 0;
    animation: fadeUp 0.8s 0.8s forwards;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.6875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-mint), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.6); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Services --- */
.services {
    padding: var(--space-2xl) 0;
    background: var(--color-white);
}

.section-header {
    margin-bottom: var(--space-lg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
}

.service-card {
    padding: var(--space-lg) var(--space-md);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-mint);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    border-color: var(--color-mint);
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    color: var(--color-mint-dark);
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--color-mint);
    border-color: var(--color-mint);
    color: var(--color-midnight);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    font-family: var(--font-body);
    font-weight: 500;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
}

/* --- About --- */
.about {
    padding: var(--space-2xl) 0;
    background: var(--color-off-white);
}

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

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    border: 2px solid var(--color-mint);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about-content {
    padding: var(--space-md) 0;
}

.about-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: var(--space-md);
}

.about-text {
    color: var(--color-gray-400);
    margin-bottom: var(--space-sm);
    font-size: 0.9375rem;
}

.about-stats {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-gray-100);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-midnight);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-gray-300);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-gray-100);
}

/* --- Areas --- */
.areas {
    padding: var(--space-2xl) 0;
    background: var(--color-white);
}

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

.areas-text {
    padding-right: var(--space-md);
}

.areas-desc {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
}

.areas-map {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.areas-map img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-md);
    filter: saturate(0.6) contrast(1.05);
    transition: filter var(--transition);
}

.areas-map:hover img {
    filter: saturate(0.8) contrast(1.05);
}

.map-overlay-card {
    position: absolute;
    bottom: var(--space-md);
    left: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.15);
}

.map-pin {
    display: flex;
    align-items: center;
}

.map-address {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-midnight);
}

.map-city {
    font-size: 0.75rem;
    color: var(--color-gray-400);
}

/* --- CTA Banner --- */
.cta-banner {
    padding: var(--space-2xl) 0;
    background: var(--color-midnight);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border: 1px solid rgba(52, 211, 153, 0.1);
    border-radius: 50%;
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    border: 1px solid rgba(52, 211, 153, 0.08);
    border-radius: 50%;
}

.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-inner h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.cta-inner p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
}

.cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* --- Contact --- */
.contact {
    padding: var(--space-2xl) 0;
    background: var(--color-off-white);
}

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

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

.contact-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: var(--space-sm);
}

.contact-desc {
    color: var(--color-gray-400);
    font-size: 0.9375rem;
    margin-bottom: var(--space-lg);
}

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

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

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-sm);
    color: var(--color-mint-dark);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-300);
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--color-midnight);
    font-size: 0.9375rem;
    transition: color var(--transition);
}

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

/* Form */
.contact-form-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: 0 4px 30px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--color-gray-100);
}

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

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

.form-group label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-gray-400);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 300;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-sm);
    background: var(--color-off-white);
    color: var(--color-midnight);
    transition: all var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-mint);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-200);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    text-align: center;
    color: var(--color-mint-dark);
}

.form-success svg {
    color: var(--color-mint);
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* --- Footer --- */
.footer {
    padding: var(--space-xl) 0 var(--space-md);
    background: var(--color-midnight);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-brand .logo-mark {
    color: var(--color-white);
}

.footer-brand .logo-text {
    color: rgba(255, 255, 255, 0.5);
}

.footer-desc {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
    margin-top: var(--space-sm);
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-mint);
    margin-bottom: var(--space-sm);
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    padding: 0.3rem 0;
    transition: color var(--transition);
}

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

.footer-contact p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
    line-height: 1.8;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.4);
    transition: color var(--transition);
}

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

.footer-bottom {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8125rem;
}

/* --- Mobile Menu --- */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-midnight);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-white);
    transition: color var(--transition);
}

.mobile-link:hover {
    color: var(--color-mint);
}

.mobile-cta {
    margin-top: var(--space-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    padding: 0.75rem 2rem;
    border: 1px solid var(--color-mint);
    border-radius: var(--radius-sm);
    color: var(--color-mint);
}

.mobile-contact {
    margin-top: var(--space-md);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-contact a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9375rem;
}

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

/* --- Scroll Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about-grid,
    .areas-content,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }

    .about-image img {
        height: 400px;
    }

    .about-image-accent {
        display: none;
    }

    .areas-text {
        padding-right: 0;
    }

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

@media (max-width: 768px) {
    :root {
        --space-xl: 4rem;
        --space-2xl: 5rem;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        min-height: 600px;
    }

    .hero-headline {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        justify-content: center;
    }

    .hero-scroll {
        display: none;
    }

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

    .about-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .areas-map img {
        height: 280px;
    }

    .contact-form-wrapper {
        padding: var(--space-md);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .footer-bottom {
        flex-direction: column;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }

    .hero-content {
        padding-top: 60px;
    }

    .service-card {
        padding: var(--space-md) var(--space-sm);
    }

    .contact-form-wrapper {
        padding: var(--space-sm);
    }
}