/* ===================================
   The Drain Man — Stylesheet
   Clean Minimalist | Deep Navy + Warm Gold
==================================== */

/* CSS Custom Properties */
:root {
    --color-navy: #1e3a5f;
    --color-navy-light: #2a4f7a;
    --color-navy-dark: #152a45;
    --color-gold: #c8a45e;
    --color-gold-light: #d4b76a;
    --color-gold-dark: #b8944e;
    --color-white: #ffffff;
    --color-off-white: #f8f7f4;
    --color-light: #f0eeea;
    --color-gray: #6b7280;
    --color-gray-light: #9ca3af;
    --color-dark: #111827;
    
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --shadow-sm: 0 1px 2px rgba(30, 58, 95, 0.05);
    --shadow-md: 0 4px 12px rgba(30, 58, 95, 0.08);
    --shadow-lg: 0 8px 30px rgba(30, 58, 95, 0.12);
    --shadow-xl: 0 16px 50px rgba(30, 58, 95, 0.15);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 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);
    font-weight: 300;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-dark);
    background-color: var(--color-white);
}

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

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

ul {
    list-style: none;
}

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

/* ===================================
   Typography
==================================== */
.section-eyebrow {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    line-height: 1.2;
    color: var(--color-navy);
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-gray);
    max-width: 600px;
    line-height: 1.7;
}

/* ===================================
   Buttons
==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

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

.btn--primary:hover {
    background-color: var(--color-gold-dark);
    border-color: var(--color-gold-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn--white {
    background-color: var(--color-white);
    color: var(--color-navy);
    border-color: var(--color-white);
}

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

.btn--full {
    width: 100%;
}

/* ===================================
   Navigation
==================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-lg) 0;
    transition: all var(--transition);
}

.nav.scrolled {
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    padding: var(--space-md) 0;
    box-shadow: var(--shadow-sm);
}

.nav.scrolled .nav-logo-text,
.nav.scrolled .nav-link {
    color: var(--color-navy);
}

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

.nav.scrolled .nav-link--cta {
    background-color: var(--color-gold);
    color: var(--color-white);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
}

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

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.02em;
    transition: color var(--transition);
}

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

.nav-link--cta {
    padding: 0.5rem 1.25rem;
    background-color: var(--color-gold);
    color: var(--color-white) !important;
    border-radius: var(--radius-md);
    font-weight: 500;
}

.nav-link--cta:hover {
    background-color: var(--color-gold-dark);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle-line {
    display: block;
    width: 24px;
    height: 1.5px;
    background-color: var(--color-white);
    transition: all var(--transition);
}

.nav.scrolled .nav-toggle-line {
    background-color: var(--color-navy);
}

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

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

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

/* ===================================
   Hero Section
==================================== */
.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(30, 58, 95, 0.88) 0%,
        rgba(21, 42, 69, 0.82) 50%,
        rgba(30, 58, 95, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
    width: 100%;
}

.hero-content-inner {
    max-width: 720px;
}

.hero-eyebrow {
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2rem, 5vw, 3.75rem);
    line-height: 1.15;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
    max-width: 560px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-4xl);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-trust-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.hero-trust-number {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-gold);
}

.hero-trust-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ===================================
   Services Section
==================================== */
.services {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.service-card {
    padding: var(--space-2xl);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

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

.service-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
}

.service-card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}

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

/* ===================================
   About Section
==================================== */
.about {
    padding: var(--space-4xl) 0;
    background-color: var(--color-off-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image {
    position: relative;
}

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

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--color-gold);
    border-radius: var(--radius-lg);
    z-index: -1;
}

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

.about-text {
    font-size: 1rem;
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.about-value {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-navy);
}

.about-value-icon {
    color: var(--color-gold);
    flex-shrink: 0;
}

/* ===================================
   Why Choose Us Section
==================================== */
.why-us {
    padding: var(--space-4xl) 0;
    background-color: var(--color-navy);
}

.why-us-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.why-us-content .section-eyebrow {
    color: var(--color-gold);
}

.why-us-content .section-title {
    color: var(--color-white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
    text-align: left;
}

.why-us-item {
    padding: var(--space-2xl);
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.why-us-item:hover {
    background-color: rgba(255, 255, 255, 0.07);
    border-color: rgba(200, 164, 94, 0.3);
}

.why-us-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-gold);
    opacity: 0.6;
    margin-bottom: var(--space-md);
    display: block;
}

.why-us-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.why-us-text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

/* ===================================
   Testimonials Section
==================================== */
.testimonials {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.testimonial-card {
    padding: var(--space-2xl);
    background-color: var(--color-off-white);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card-quote {
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
    opacity: 0.6;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    font-style: italic;
}

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

.testimonial-author-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-navy);
    opacity: 0.4;
}

.testimonial-author-info {
    display: flex;
    flex-direction: column;
}

.testimonial-author-name {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-navy);
}

.testimonial-author-location {
    font-size: 0.8rem;
    color: var(--color-gray-light);
}

/* ===================================
   CTA Section
==================================== */
.cta {
    padding: var(--space-4xl) 0;
    background-color: var(--color-off-white);
}

.cta-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-content .section-eyebrow {
    margin-bottom: var(--space-md);
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 400;
    color: var(--color-navy);
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.cta-text {
    font-size: 1.05rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

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

/* ===================================
   Contact Section
==================================== */
.contact {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-text {
    font-size: 1rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

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

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

.contact-detail-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    flex-shrink: 0;
}

.contact-detail-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-light);
    margin-bottom: var(--space-xs);
}

.contact-detail-value {
    font-size: 0.95rem;
    color: var(--color-navy);
    font-weight: 400;
}

.contact-detail-value:hover {
    color: var(--color-gold);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.contact-form-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-navy);
    margin-bottom: var(--space-xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-dark);
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(200, 164, 94, 0.15);
}

.form-input::placeholder {
    color: var(--color-gray-light);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

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

/* Form Success */
.form-success {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
}

.form-success-icon {
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
}

.form-success-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-navy);
    margin-bottom: var(--space-md);
}

.form-success-text {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.7;
}

/* ===================================
   Footer
==================================== */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background-color: var(--color-navy-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

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

.footer-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

.footer-heading {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-lg);
}

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

.footer-link {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

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

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright,
.footer-location {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ===================================
   Animations
==================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    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) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xl);
        transition: right var(--transition);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        color: var(--color-navy) !important;
        font-size: 1rem;
    }
    
    .nav-menu .nav-link:hover {
        color: var(--color-gold) !important;
    }
    
    .nav-menu .nav-link--cta {
        margin-top: var(--space-md);
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }
    
    .hero-trust {
        gap: var(--space-xl);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .about-img {
        height: 350px;
    }
    
    .about-image-accent {
        display: none;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

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