/* ==========================================================================
   1st Choice Air Conditioning & Heating — Main Stylesheet
   Professional HVAC website — mobile-first, responsive design
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Brand colours (inspired by HVAC — cool blues, warm orange accents) */
    --clr-primary: #1a5276;
    --clr-primary-light: #2471a3;
    --clr-primary-dark: #0e2f44;
    --clr-accent: #e67e22;
    --clr-accent-light: #f0932b;
    --clr-accent-dark: #d35400;

    /* Neutrals */
    --clr-white: #ffffff;
    --clr-off-white: #f8f9fa;
    --clr-light-gray: #ecf0f1;
    --clr-gray: #95a5a6;
    --clr-dark-gray: #57606f;
    --clr-dark: #2c3e50;
    --clr-darker: #1a252f;
    --clr-black: #0a0a0a;

    /* Feedback */
    --clr-success: #27ae60;
    --clr-error: #e74c3c;

    /* Typography */
    --ff-body: "Inter", system-ui, -apple-system, sans-serif;
    --ff-heading: "Montserrat", "Inter", system-ui, sans-serif;

    /* Spacing scale */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.25rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-20: 5rem;
    --sp-24: 6rem;

    /* Borders & Shadows */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition: 0.3s ease;
    --transition-fast: 0.15s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--ff-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--clr-dark);
    background: var(--clr-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--clr-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--clr-accent);
}

ul {
    list-style: none;
}

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--sp-6);
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--ff-heading);
    font-weight: 800;
    line-height: 1.2;
    color: var(--clr-darker);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
}

h3 {
    font-size: clamp(1.15rem, 2vw, 1.4rem);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-6);
    font-family: var(--ff-body);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background: var(--clr-accent-dark);
    border-color: var(--clr-accent-dark);
    color: var(--clr-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--clr-white);
    color: var(--clr-primary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--sp-4) var(--sp-8);
    font-size: 1.05rem;
}

.btn-block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* ---------- Section Header ---------- */
.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto var(--sp-12);
}

.section-header p {
    color: var(--clr-dark-gray);
    margin-top: var(--sp-4);
    font-size: 1.05rem;
}

.section-tag {
    display: inline-block;
    background: rgba(26, 82, 118, 0.08);
    color: var(--clr-primary);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: var(--sp-1) var(--sp-4);
    border-radius: 50px;
    margin-bottom: var(--sp-4);
}

.section-tag-light {
    background: rgba(255, 255, 255, 0.15);
    color: var(--clr-white);
}

.section-header-light h2,
.section-header-light p {
    color: var(--clr-white);
}

.text-accent {
    color: var(--clr-accent);
}

/* ==========================================================================
   TOP BAR
   ========================================================================== */
.top-bar {
    background: var(--clr-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.82rem;
    padding: var(--sp-2) 0;
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--sp-2);
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    flex-wrap: wrap;
}

.top-bar a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.top-bar a:hover {
    color: var(--clr-accent);
}

.top-bar i {
    margin-right: var(--sp-1);
    color: var(--clr-accent);
}

.top-bar-divider {
    opacity: 0.3;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--clr-white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}

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

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sp-3) var(--sp-6);
    gap: var(--sp-4);
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 1.3rem;
}

.logo-icon .fa-snowflake {
    color: var(--clr-primary);
}

.logo-icon .fa-fire {
    color: var(--clr-accent);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-primary {
    font-family: var(--ff-heading);
    font-weight: 900;
    font-size: 1.2rem;
    color: var(--clr-primary-dark);
}

.logo-primary sup {
    font-size: 0.55em;
    color: var(--clr-accent);
}

.logo-sub {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--clr-dark-gray);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Nav links */
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--sp-1);
}

.nav-link {
    position: relative;
    padding: var(--sp-2) var(--sp-3);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--clr-dark);
    transition: color var(--transition-fast);
    border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link.active {
    color: var(--clr-primary);
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--clr-accent);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

/* CTA button in nav */
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    background: var(--clr-accent);
    color: var(--clr-white);
    padding: var(--sp-2) var(--sp-5);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.9rem;
    transition: all var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-cta:hover {
    background: var(--clr-accent-dark);
    color: var(--clr-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Mobile toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--sp-2);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--clr-dark);
    border-radius: 2px;
    transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--clr-primary-dark) 0%, var(--clr-primary) 50%, var(--clr-primary-light) 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(230, 126, 34, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--sp-20) 0;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    color: var(--clr-white);
    padding: var(--sp-2) var(--sp-5);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--sp-6);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero h1 {
    color: var(--clr-white);
    margin-bottom: var(--sp-6);
    font-size: clamp(2.2rem, 6vw, 4rem);
}

.hero-sub {
    color: rgba(255, 255, 255, 0.85);
    font-size: clamp(1rem, 2vw, 1.2rem);
    max-width: 600px;
    margin: 0 auto var(--sp-8);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--sp-4);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--sp-12);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--sp-10);
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-2);
}

.hero-stat-number {
    font-size: 1.8rem;
    color: var(--clr-accent);
}

.hero-stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    font-weight: 500;
}

/* ==========================================================================
   SERVICES
   ========================================================================== */
.services {
    padding: var(--sp-20) 0;
    background: var(--clr-off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--sp-6);
}

.service-card {
    background: var(--clr-white);
    padding: var(--sp-8);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(230, 126, 34, 0.2);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
    color: var(--clr-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: var(--sp-5);
    transition: transform var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-light));
}

.service-card h3 {
    margin-bottom: var(--sp-3);
}

.service-card p {
    color: var(--clr-dark-gray);
    font-size: 0.92rem;
    margin-bottom: var(--sp-4);
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.service-list li {
    font-size: 0.88rem;
    color: var(--clr-dark-gray);
    padding-left: var(--sp-5);
    position: relative;
}

.service-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--clr-accent);
    border-radius: 50%;
}

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about {
    padding: var(--sp-20) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-12);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-placeholder {
    background: linear-gradient(135deg, var(--clr-primary-dark), var(--clr-primary));
    color: var(--clr-white);
    border-radius: var(--radius-xl);
    padding: var(--sp-16) var(--sp-8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sp-3);
    text-align: center;
    min-height: 350px;
}

.about-image-placeholder i {
    font-size: 4rem;
    color: var(--clr-accent);
    margin-bottom: var(--sp-4);
}

.about-image-placeholder span:first-of-type {
    font-family: var(--ff-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.about-title {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -10px;
    background: var(--clr-accent);
    color: var(--clr-white);
    padding: var(--sp-4) var(--sp-5);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    box-shadow: var(--shadow-lg);
}

.about-badge i {
    font-size: 1.5rem;
}

.badge-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.badge-number {
    display: block;
    font-family: var(--ff-heading);
    font-size: 1.2rem;
    font-weight: 800;
}

.about-content .section-tag {
    margin-bottom: var(--sp-4);
}

.about-content h2 {
    margin-bottom: var(--sp-6);
}

.about-lead {
    font-size: 1.05rem;
    color: var(--clr-dark);
    margin-bottom: var(--sp-4);
    font-weight: 500;
}

.about-content p {
    color: var(--clr-dark-gray);
    margin-bottom: var(--sp-4);
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-3);
    margin: var(--sp-6) 0;
}

.about-highlight {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.9rem;
    font-weight: 500;
}

.about-highlight i {
    color: var(--clr-success);
    font-size: 1.1rem;
}

/* ==========================================================================
   WHY US
   ========================================================================== */
.why-us {
    position: relative;
    padding: var(--sp-20) 0;
    background: linear-gradient(135deg, var(--clr-primary-dark), var(--clr-primary));
    overflow: hidden;
}

.why-us-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(230, 126, 34, 0.1) 0%, transparent 60%);
}

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

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--sp-6);
}

.why-card {
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--sp-8);
    transition: all var(--transition);
}

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

.why-number {
    font-family: var(--ff-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--clr-accent);
    opacity: 0.6;
    line-height: 1;
    margin-bottom: var(--sp-4);
}

.why-card h3 {
    color: var(--clr-white);
    margin-bottom: var(--sp-3);
    font-size: 1.2rem;
}

.why-card p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.92rem;
}

/* ==========================================================================
   REVIEWS
   ========================================================================== */
.reviews {
    padding: var(--sp-20) 0;
    background: var(--clr-off-white);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-6);
}

.review-card {
    background: var(--clr-white);
    padding: var(--sp-8);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid transparent;
}

.review-card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(230, 126, 34, 0.15);
}

.review-stars {
    display: flex;
    gap: 3px;
    margin-bottom: var(--sp-4);
}

.review-stars i {
    color: #f1c40f;
    font-size: 1rem;
}

.review-text {
    color: var(--clr-dark-gray);
    font-style: italic;
    margin-bottom: var(--sp-5);
    font-size: 0.95rem;
    line-height: 1.8;
}

.review-author {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}

.review-avatar {
    width: 44px;
    height: 44px;
    background: var(--clr-light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-gray);
    font-size: 1.1rem;
}

.review-name {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--clr-dark);
}

.review-location {
    display: block;
    font-size: 0.8rem;
    color: var(--clr-gray);
}

.reviews-cta {
    text-align: center;
    margin-top: var(--sp-10);
}

.reviews-cta .btn-outline {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
}

.reviews-cta .btn-outline:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
}

/* ==========================================================================
   SERVICE AREA
   ========================================================================== */
.service-area {
    padding: var(--sp-20) 0;
}

.area-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--sp-4);
    max-width: 800px;
    margin: 0 auto;
}

.area-item {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-4);
    background: var(--clr-off-white);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition);
}

.area-item:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.area-item i {
    color: var(--clr-accent);
    font-size: 0.85rem;
}

.area-item:hover i {
    color: var(--clr-white);
}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact {
    padding: var(--sp-20) 0;
    background: var(--clr-off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-12);
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: var(--sp-4);
}

.contact-info h2 {
    margin-bottom: var(--sp-4);
}

.contact-info>p {
    color: var(--clr-dark-gray);
    margin-bottom: var(--sp-8);
    font-size: 1.02rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--sp-5);
    margin-bottom: var(--sp-8);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
}

.contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
    color: var(--clr-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.contact-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--clr-gray);
}

.contact-value {
    display: block;
    font-weight: 600;
    color: var(--clr-dark);
    font-size: 0.95rem;
}

a.contact-value:hover {
    color: var(--clr-accent);
}

.contact-social {
    display: flex;
    gap: var(--sp-3);
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--clr-light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-dark-gray);
    font-size: 1.1rem;
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
    transform: translateY(-2px);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--clr-white);
    border-radius: var(--radius-xl);
    padding: var(--sp-10);
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    text-align: center;
    margin-bottom: var(--sp-6);
    font-size: 1.4rem;
}

.form-group {
    margin-bottom: var(--sp-5);
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--clr-dark);
    margin-bottom: var(--sp-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--sp-3) var(--sp-4);
    border: 2px solid var(--clr-light-gray);
    border-radius: var(--radius-md);
    font-family: var(--ff-body);
    font-size: 0.95rem;
    color: var(--clr-dark);
    background: var(--clr-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(26, 82, 118, 0.1);
}

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

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--clr-error);
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

.form-feedback {
    margin-top: var(--sp-4);
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    display: none;
}

.form-feedback.show {
    display: block;
}

.form-feedback.success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--clr-success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.form-feedback.error {
    background: rgba(231, 76, 60, 0.1);
    color: var(--clr-error);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background: var(--clr-darker);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--sp-16) 0 var(--sp-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--sp-10);
    margin-bottom: var(--sp-10);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-4);
}

.footer-logo .logo-primary {
    color: var(--clr-white);
}

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

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer h4 {
    color: var(--clr-white);
    font-size: 0.95rem;
    margin-bottom: var(--sp-5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer ul {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

.footer li {
    font-size: 0.88rem;
}

.footer a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer a:hover {
    color: var(--clr-accent);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.footer-contact i {
    color: var(--clr-accent);
    width: 16px;
    text-align: center;
    font-size: 0.85rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: var(--sp-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--sp-2);
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   BACK TO TOP
   ========================================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 48px;
    height: 48px;
    background: var(--clr-accent);
    color: var(--clr-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--clr-accent-dark);
    transform: translateY(-3px);
}

/* ==========================================================================
   ERROR PAGES
   ========================================================================== */
.error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sp-20) 0;
}

.error-content {
    text-align: center;
    max-width: 500px;
}

.error-content h1 {
    font-size: 6rem;
    color: var(--clr-accent);
    line-height: 1;
    margin-bottom: var(--sp-4);
}

.error-content h2 {
    margin-bottom: var(--sp-4);
}

.error-content p {
    color: var(--clr-dark-gray);
    margin-bottom: var(--sp-8);
}

.error-actions {
    display: flex;
    gap: var(--sp-4);
    justify-content: center;
    flex-wrap: wrap;
}

.error-actions .btn-outline {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
}

.error-actions .btn-outline:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--sp-8);
    }

    .about-image-placeholder {
        min-height: 280px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--sp-8);
    }
}

@media (max-width: 768px) {

    /* Navbar */
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: var(--clr-white);
        padding: var(--sp-20) var(--sp-8);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
        z-index: 1001;
        align-items: flex-start;
        gap: var(--sp-2);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-link {
        font-size: 1.05rem;
        padding: var(--sp-3) 0;
        width: 100%;
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
        z-index: 1002;
    }

    /* Mobile overlay */
    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition);
    }

    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    /* Hero */
    .hero {
        min-height: 70vh;
    }

    .hero-content {
        padding: var(--sp-12) 0;
    }

    .hero-stats {
        gap: var(--sp-6);
    }

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

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

    /* About */
    .about-highlights {
        grid-template-columns: 1fr;
    }

    /* Why */
    .why-grid {
        grid-template-columns: 1fr;
    }

    /* Reviews */
    .reviews-grid {
        grid-template-columns: 1fr;
    }

    /* Form */
    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrap {
        padding: var(--sp-6);
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--sp-8);
    }

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

    /* Top bar */
    .top-bar-inner {
        justify-content: center;
        text-align: center;
    }

    .top-bar-right {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-badge {
        font-size: 0.75rem;
    }

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

    .service-card {
        padding: var(--sp-6);
    }
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* ---------- Print ---------- */
@media print {

    .top-bar,
    .navbar,
    .hero,
    .why-us,
    .back-to-top,
    .contact-form-wrap,
    .nav-toggle {
        display: none !important;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    .container {
        max-width: 100%;
    }
}