/* ===================================
   Upper Lake Machine & Weld
   Warm Plum & Amber Theme
   =================================== */

/* --- CSS Variables --- */
:root {
    --plum-50: #faf5ff;
    --plum-100: #f3e8ff;
    --plum-200: #e9d5ff;
    --plum-300: #d8b4fe;
    --plum-400: #c084fc;
    --plum-500: #a855f7;
    --plum-600: #7B2D8E;
    --plum-700: #6b21a8;
    --plum-800: #581c87;
    --plum-900: #3b0764;
    
    --amber-50: #fffbeb;
    --amber-100: #fef3c7;
    --amber-200: #fde68a;
    --amber-300: #fcd34d;
    --amber-400: #F59E0B;
    --amber-500: #f59e0b;
    --amber-600: #d97706;
    --amber-700: #b45309;
    
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Nunito', 'Segoe UI', sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(123, 45, 142, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(123, 45, 142, 0.1), 0 2px 4px -2px rgba(123, 45, 142, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(123, 45, 142, 0.1), 0 4px 6px -4px rgba(123, 45, 142, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(123, 45, 142, 0.1), 0 8px 10px -6px rgba(123, 45, 142, 0.1);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

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

body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background: var(--gray-50);
    line-height: 1.7;
    overflow-x: hidden;
}

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

a {
    color: var(--plum-600);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--plum-700);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--gray-900);
}

.text-amber {
    color: var(--amber-500);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--plum-600);
    color: #fff;
    border-color: var(--plum-600);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--plum-700);
    border-color: var(--plum-700);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--plum-600);
    border-color: var(--plum-600);
}

.btn-secondary:hover {
    background: var(--plum-600);
    color: #fff;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--plum-600);
    border-color: var(--plum-600);
}

.btn-outline:hover {
    background: var(--plum-600);
    color: #fff;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.05rem;
}

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

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--plum-600);
    text-decoration: none;
    line-height: 1.2;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-700);
    transition: color 0.2s ease;
}

.nav-menu a:hover {
    color: var(--plum-600);
}

.nav-cta {
    background: var(--amber-400);
    color: var(--gray-900) !important;
    padding: 10px 22px;
    border-radius: var(--radius-xl);
    font-weight: 700 !important;
    transition: all 0.3s ease !important;
}

.nav-cta:hover {
    background: var(--amber-500);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--plum-600);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--plum-50) 0%, #fef9ff 50%, var(--amber-50) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(123, 45, 142, 0.04) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    pointer-events: none;
}

.hero-blob--1 {
    width: 400px;
    height: 400px;
    background: var(--plum-200);
    top: -100px;
    right: -100px;
}

.hero-blob--2 {
    width: 300px;
    height: 300px;
    background: var(--amber-200);
    bottom: -50px;
    left: -50px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--plum-100);
    color: var(--plum-700);
    padding: 8px 18px;
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 24px;
}

.hero-badge svg {
    color: var(--amber-500);
}

.hero-headline {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--gray-900);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-600);
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* Floating Stat Cards */
.hero-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-card--plum {
    background: #fff;
    border-left: 4px solid var(--plum-600);
}

.stat-card--amber {
    background: #fff;
    border-left: 4px solid var(--amber-400);
}

.stat-card--plum-dark {
    background: var(--plum-600);
    color: #fff;
    border-left: 4px solid var(--amber-400);
}

.stat-card--plum-dark .stat-label,
.stat-card--plum-dark .stat-number {
    color: #fff;
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-card--plum .stat-icon {
    background: var(--plum-100);
    color: var(--plum-600);
}

.stat-card--amber .stat-icon {
    background: var(--amber-100);
    color: var(--amber-600);
}

.stat-card--plum-dark .stat-icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--amber-400);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-500);
}

/* --- Section Styles --- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    background: var(--plum-100);
    color: var(--plum-700);
    padding: 6px 16px;
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Services Section --- */
.services {
    padding: 100px 0;
    background: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-100);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
    background: #fff;
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon--plum {
    background: var(--plum-100);
}

.service-icon--amber {
    background: var(--amber-100);
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.service-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- About Section --- */
.about {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--plum-50) 0%, var(--gray-50) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

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

.about-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid #fff;
}

.about-content .section-title {
    text-align: left;
}

.about-text {
    color: var(--gray-600);
    font-size: 1.05rem;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--gray-800);
}

.about-feature svg {
    flex-shrink: 0;
}

/* --- Why Us Section --- */
.why-us {
    padding: 100px 0;
    background: var(--plum-600);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 10% 90%, rgba(245, 158, 11, 0.15) 0%, transparent 50%),
                      radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.why-us .section-header {
    position: relative;
    z-index: 1;
}

.why-us .section-tag {
    background: rgba(255, 255, 255, 0.15);
    color: var(--amber-300);
}

.why-us .section-title {
    color: #fff;
}

.why-us .section-title .text-amber {
    color: var(--amber-400);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    position: relative;
    z-index: 1;
}

.why-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.why-card-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--amber-400);
    margin-bottom: 12px;
    line-height: 1;
}

.why-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
}

.why-card p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
}

/* --- CTA Section --- */
.cta {
    padding: 80px 0;
    background: var(--gray-50);
}

.cta-card {
    background: linear-gradient(135deg, var(--plum-600) 0%, var(--plum-700) 100%);
    border-radius: var(--radius-xl);
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    box-shadow: var(--shadow-xl);
}

.cta-content h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    color: #fff;
    margin-bottom: 12px;
}

.cta-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    flex-shrink: 0;
}

.cta-actions .btn-primary {
    background: var(--amber-400);
    border-color: var(--amber-400);
    color: var(--gray-900);
}

.cta-actions .btn-primary:hover {
    background: var(--amber-500);
    border-color: var(--amber-500);
}

.cta-actions .btn-outline {
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
}

.cta-actions .btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    color: #fff;
}

/* --- Contact Section --- */
.contact {
    padding: 100px 0;
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info .section-title {
    text-align: left;
}

.contact-text {
    color: var(--gray-500);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

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

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

.contact-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--plum-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-family: var(--font-body);
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-item a {
    color: var(--plum-600);
}

.contact-item a:hover {
    color: var(--plum-700);
    text-decoration: underline;
}

.contact-map {
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper {
    max-width: 100%;
}

.contact-form-card {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--gray-100);
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 28px;
    color: var(--gray-900);
}

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

.form-group label {
    display: block;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--gray-800);
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--plum-400);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.15);
}

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

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

.form-success svg {
    margin: 0 auto 16px;
}

.form-success h4 {
    font-size: 1.4rem;
    color: var(--plum-700);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray-500);
}

/* --- Footer --- */
.footer {
    background: var(--gray-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
    text-decoration: none;
    margin-bottom: 16px;
    line-height: 1.2;
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--amber-400);
    text-decoration: none;
}

.footer-contact p {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

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

.footer-contact a:hover {
    color: var(--amber-400);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* --- Reveal Animation --- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-cards {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stat-card {
        flex: 1;
        min-width: 180px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-accent {
        right: 20px;
        bottom: -20px;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-card {
        flex-direction: column;
        text-align: center;
        padding: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(250, 250, 250, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--gray-200);
        transform: translateY(-120%);
        opacity: 0;
        transition: all 0.3s ease;
        pointer-events: none;
    }
    
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-cards {
        flex-direction: column;
    }
    
    .stat-card {
        min-width: auto;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .cta-card {
        padding: 32px 24px;
    }
    
    .contact-form-card {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}