/* ============================================================
   MAA SHARDA INFRA — Design System
   Color Palette: Deep Slate + Warm Amber + Teal
   Font: Inter (Google Fonts)
   ============================================================ */

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

/* --- Design Tokens --- */
:root {
    /* Primary: Deep Slate */
    --primary:         #1a2e4a;
    --primary-mid:     #243b55;
    --primary-light:   #2e4d6b;

    /* Accent: Warm Amber */
    --amber:           #f59e0b;
    --amber-dark:      #d97706;
    --amber-light:     #fbbf24;
    --amber-pale:      #fef3c7;

    /* Complement: Teal */
    --teal:            #0d9488;
    --teal-dark:       #0f766e;
    --teal-light:      #14b8a6;
    --teal-pale:       #ccfbf1;

    /* Neutrals */
    --surface:         #f1f5f9;
    --surface-card:    #ffffff;
    --border:          #e2e8f0;
    --border-light:    #f1f5f9;
    --text-dark:       #0f172a;
    --text-body:       #334155;
    --text-muted:      #64748b;
    --text-light:      #94a3b8;

    /* Functional */
    --success:         #10b981;
    --whatsapp:        #25D366;
    --white:           #ffffff;

    /* Shadows */
    --shadow-xs:  0 1px 2px rgba(0,0,0,0.06);
    --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
    --shadow-lg:  0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl:  0 16px 48px rgba(0,0,0,0.14);
    --shadow-amber: 0 4px 20px rgba(245,158,11,0.35);
    --shadow-teal:  0 4px 20px rgba(13,148,136,0.30);

    /* Transitions */
    --ease:        0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-slow:   0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Radii */
    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-xl:  28px;
    --radius-full: 9999px;
}

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

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--text-body);
    background-color: var(--surface);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* ============================================================
   LOADING BAR
   ============================================================ */
.loading-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: linear-gradient(90deg, var(--primary), var(--amber), var(--teal), var(--amber));
    background-size: 300% 100%;
    animation: loadProgress 2s ease-out forwards, shimmerBar 1.5s linear infinite;
    z-index: 9999;
    border-radius: 0 3px 3px 0;
}

@keyframes loadProgress {
    0%   { width: 0%; }
    60%  { width: 80%; }
    100% { width: 100%; }
}

@keyframes shimmerBar {
    0%   { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

/* ============================================================
   HEADER
   ============================================================ */
header {
    position: sticky;
    top: 0;
    z-index: 500;
    box-shadow: var(--shadow-sm);
}

/* Top Bar */
.top-bar {
    background-color: var(--primary);
    padding: 9px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar-info {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.85);
}

.top-bar-item svg {
    color: var(--amber);
    flex-shrink: 0;
}

.top-bar-item a {
    color: rgba(255,255,255,0.9);
    transition: color var(--ease);
}

.top-bar-item a:hover {
    color: var(--amber);
}

.top-bar-location {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.7);
    font-size: 12.5px;
}

.top-bar-location svg {
    color: var(--teal-light);
}

/* Main Nav */
.main-nav {
    background-color: var(--white);
    padding: 12px 0;
    border-bottom: 2px solid var(--border-light);
}

.main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-img {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    border: 2px solid var(--border);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-name {
    font-size: 17px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.3px;
}

.logo-tagline {
    font-size: 10.5px;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.2px;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    z-index: 600;
}

.hamburger span {
    width: 24px;
    height: 2.5px;
    background-color: var(--primary);
    border-radius: 4px;
    transition: all 0.3s ease;
    display: block;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Nav Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

.nav-menu li a {
    font-size: 14.5px;
    font-weight: 500;
    color: var(--text-body);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: color var(--ease), background-color var(--ease);
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10px;
    right: 10px;
    height: 2px;
    background: var(--amber);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--ease);
}

.nav-menu li a:hover {
    color: var(--primary);
    background-color: var(--surface);
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-menu li a.active {
    color: var(--primary);
    font-weight: 600;
}

.mobile-cta { display: none; }
.desktop-cta { display: inline-flex; }

/* CTA Button */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    color: var(--white);
    padding: 9px 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.2px;
    transition: all var(--ease);
    box-shadow: var(--shadow-amber);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.15);
    opacity: 0;
    transition: opacity var(--ease);
}

.cta-button:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 6px 28px rgba(245,158,11,0.45);
}

.cta-button:hover::before { opacity: 1; }

/* ============================================================
   SECTION COMMON STYLES
   ============================================================ */
section {
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    background: var(--amber-pale);
    color: var(--amber-dark);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 14px;
    border: 1px solid rgba(245,158,11,0.25);
}

.section-header h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.6rem);
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    background: linear-gradient(155deg, var(--primary) 0%, #0f1f35 50%, #192d45 100%);
    color: var(--white);
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
    min-height: 88vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920&h=1080&fit=crop') center/cover;
    opacity: 0.08;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(245,158,11,0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 30% 80%, rgba(13,148,136,0.08) 0%, transparent 60%);
    z-index: 1;
    pointer-events: none;
}

.hero .container {
    z-index: 2;
    width: 100%;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    color: rgba(255,255,255,0.9);
    font-size: 13px;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 28px;
    animation: fadeInDown 0.8s ease-out forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--teal-light);
    border-radius: 50%;
    animation: pulseDot 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes pulseDot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.7; }
}

/* Hero Title */
.hero-title {
    font-size: clamp(2.2rem, 5.5vw, 3.6rem);
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 20px;
    color: var(--white);
    animation: fadeInUp 0.9s ease-out 0.15s both;
}

.hero-accent {
    background: linear-gradient(135deg, var(--amber), var(--amber-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: rgba(255,255,255,0.75);
    max-width: 620px;
    margin: 0 auto 36px;
    line-height: 1.7;
    animation: fadeInUp 0.9s ease-out 0.3s both;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
    animation: fadeInUp 0.9s ease-out 0.45s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    color: var(--white);
    padding: 15px 30px;
    border-radius: var(--radius-full);
    font-size: 15px;
    font-weight: 700;
    transition: all var(--ease);
    box-shadow: var(--shadow-amber);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0);
    transition: background var(--ease);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(245,158,11,0.5);
}

.btn-primary:hover::after {
    background: rgba(255,255,255,0.1);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.08);
    color: var(--white);
    padding: 14px 30px;
    border: 1.5px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-full);
    font-size: 15px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    transition: all var(--ease);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.16);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-3px);
}

/* Floating Card */
.hero-floating-card {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    padding: 14px 22px;
    animation: fadeInUp 0.9s ease-out 0.6s both;
    transition: transform var(--ease);
}

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

.floating-card-icon {
    font-size: 28px;
}

.floating-card-text {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.2;
}

.floating-card-num {
    font-size: 22px;
    font-weight: 800;
    color: var(--amber);
}

.floating-card-label {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
}

/* Wave Divider */
.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 3;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 60px;
}

/* ============================================================
   STATS SECTION
   ============================================================ */
.stats-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
    padding: 72px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245,158,11,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.stats-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -5%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(13,148,136,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 28px 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: transform var(--ease), background var(--ease), box-shadow var(--ease);
}

.stat-item:hover {
    transform: translateY(-8px);
    background: rgba(255,255,255,0.09);
    box-shadow: 0 16px 40px rgba(0,0,0,0.2);
}

.stat-icon {
    font-size: 32px;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.stat-icon--amber {
    background: rgba(245,158,11,0.15);
    border: 1px solid rgba(245,158,11,0.25);
}

.stat-icon--teal {
    background: rgba(13,148,136,0.15);
    border: 1px solid rgba(13,148,136,0.25);
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--amber);
    letter-spacing: -1px;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
    letter-spacing: 0.3px;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
    padding: 96px 0;
    background-color: var(--white);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--teal), var(--amber), var(--primary));
}

/* 2-column about grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 64px;
    align-items: center;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.about-lead {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-body);
    margin-top: 16px;
    margin-bottom: 32px;
}

/* Feature items (2-col list inside about) */
.features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 36px;
}

.feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    background: var(--surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: transform var(--ease), box-shadow var(--ease);
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    font-size: 20px;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon--amber {
    background: var(--amber-pale);
    border: 1px solid rgba(245,158,11,0.25);
}

.feature-icon--teal {
    background: var(--teal-pale);
    border: 1px solid rgba(13,148,136,0.25);
}

.feature-text h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
    line-height: 1.3;
}

.feature-text p {
    font-size: 12.5px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* About visual panel (right column) */
.about-visual {
    position: relative;
}

.about-img-wrap {
    position: relative;
    border-radius: var(--radius-xl, 20px);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform var(--ease-slow);
}

.about-img-wrap:hover .about-img {
    transform: scale(1.04);
}

.about-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    box-shadow: var(--shadow-lg);
}

.about-badge-icon {
    font-size: 28px;
}

.about-badge-num {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.about-badge-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Old standalone .feature card (no longer in use, keep for safety) */
.feature {
    background: var(--surface);
    padding: 28px 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-align: center;
    transition: transform var(--ease), box-shadow var(--ease);
}

.feature:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

/* ============================================================
   PRODUCTS SECTION
   ============================================================ */
.products {
    padding: 96px 0;
    background-color: var(--surface);
    position: relative;
}

.products::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--amber), var(--teal), var(--amber));
}

/* ============================================================
   PRODUCTS — TABBED CARD GALLERY
   ============================================================ */

/* Filter Tabs */
.product-tabs {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.product-tab {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 11px 22px;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--border);
    background: var(--white);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--ease);
    position: relative;
    overflow: hidden;
}

.product-tab .tab-icon { font-size: 16px; }

.product-tab .tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    background: var(--border);
    color: var(--text-muted);
    transition: all var(--ease);
}

.product-tab:hover {
    border-color: var(--amber);
    color: var(--amber-dark);
    background: var(--amber-pale);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(245,158,11,0.15);
}

.product-tab.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-mid));
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(26,46,74,0.3);
    transform: translateY(-2px);
}

.product-tab.active .tab-count {
    background: rgba(255,255,255,0.2);
    color: var(--white);
}

/* ---- Cards Grid ---- */
.product-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* ---- Individual Card ---- */
.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xs);
    transition: transform var(--ease), box-shadow var(--ease);
    /* Filter animation */
    animation: cardAppear 0.35s ease both;
}

@keyframes cardAppear {
    from { opacity: 0; transform: scale(0.94) translateY(12px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.product-card.hidden {
    display: none;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Card Image */
.product-card-img-wrap {
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    aspect-ratio: 4 / 3;
    /* ensures consistent image area across all cards */
}

.product-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform var(--ease-slow);
}

.product-card:hover .product-card-img {
    transform: scale(1.06);
}

/* Category Badge (top-left on image) */
.product-card-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    padding: 4px 9px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.35);
    line-height: 1;
}

.product-card-badge--amber {
    background: rgba(245,158,11,0.88);
    color: #fff;
}

.product-card-badge--teal {
    background: rgba(13,148,136,0.88);
    color: #fff;
}

.product-card-badge--slate {
    background: rgba(26,46,74,0.88);
    color: #fff;
}

/* Card Body */
.product-card-body {
    padding: 16px 16px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 6px;
}

.product-card-body h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.3;
    letter-spacing: -0.2px;
    margin: 0;
}

.product-card-body p {
    font-size: 12.5px;
    color: var(--text-muted);
    line-height: 1.55;
    flex: 1;
}

/* Card CTA button */
.product-card-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 16px;
    border-radius: var(--radius-full);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 0.2px;
    margin-top: 4px;
    transition: all var(--ease);
    width: 100%;
}

.product-card-btn--amber {
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    color: var(--white);
    box-shadow: 0 2px 10px rgba(245,158,11,0.3);
}

.product-card-btn--amber:hover {
    box-shadow: 0 4px 18px rgba(245,158,11,0.45);
    transform: translateY(-2px);
}

.product-card-btn--teal {
    background: linear-gradient(135deg, var(--teal), var(--teal-dark));
    color: var(--white);
    box-shadow: 0 2px 10px rgba(13,148,136,0.3);
}

.product-card-btn--teal:hover {
    box-shadow: 0 4px 18px rgba(13,148,136,0.45);
    transform: translateY(-2px);
}

.product-card-btn--slate {
    background: linear-gradient(135deg, var(--primary), var(--primary-mid));
    color: var(--white);
    box-shadow: 0 2px 10px rgba(26,46,74,0.3);
}

.product-card-btn--slate:hover {
    box-shadow: 0 4px 18px rgba(26,46,74,0.45);
    transform: translateY(-2px);
}

/* ============================================================
   OLD product-category/product-item/product-thumb styles
   (kept for safety, not used in new layout)
   ============================================================ */
.products-grid { display: none; } /* hide old layout */

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services {
    padding: 96px 0;
    background: var(--white);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--teal), var(--primary));
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

.service-item {
    background: var(--surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    transition: transform var(--ease), box-shadow var(--ease);
}

.service-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-image-wrap {
    position: relative;
    overflow: hidden;
}

.service-image-wrap::after {
    content: '';
    position: absolute;
    top: -10%;
    right: -10px;
    width: 60px;
    height: 120%;
    background: var(--surface);
    transform: skewX(-12deg);
    border-left: 6px solid var(--teal-dark);
    z-index: 2;
}

.service-image {
    width: 100%;
    height: 100%;
    min-height: 320px;
    object-fit: cover;
    display: block;
    transition: transform var(--ease-slow);
}

.service-item:hover .service-image {
    transform: scale(1.06);
}

.service-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,46,74,0.35) 0%, transparent 60%);
    display: flex;
    align-items: flex-start;
    padding: 20px;
}

.service-badge {
    background: var(--amber);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: var(--radius-full);
}

.service-body {
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    position: relative;
    z-index: 3;
}

.service-icon-box {
    width: 52px;
    height: 52px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.service-icon {
    font-size: 36px;
}

.service-body h3 {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.3px;
    line-height: 1.25;
}

.title-divider {
    width: 32px;
    height: 3px;
    background: var(--amber);
    border-radius: 2px;
    margin: -4px 0 4px 0;
}

.service-body p {
    font-size: 14.5px;
    color: var(--text-body);
    line-height: 1.7;
    margin-bottom: 8px;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
}

.service-features li {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-features .check-icon {
    flex-shrink: 0;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 50%;
    padding: 2px;
}

.service-btn {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, var(--teal), var(--teal-dark));
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-size: 14.5px;
    font-weight: 700;
    transition: all var(--ease);
    width: fit-content;
    box-shadow: var(--shadow-teal);
    letter-spacing: 0.2px;
}

.service-btn:hover {
    transform: translateX(4px);
    box-shadow: 0 6px 24px rgba(13,148,136,0.45);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
    padding: 96px 0;
    background: var(--surface);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--amber), var(--teal), var(--primary));
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 32px;
    align-items: start;
}

/* Contact Info Panel */
.contact-info-panel {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-icon--amber {
    background: var(--amber-pale);
    border: 1px solid rgba(245,158,11,0.25);
}

.contact-icon--teal {
    background: var(--teal-pale);
    border: 1px solid rgba(13,148,136,0.25);
}

.contact-icon--whatsapp {
    background: rgba(37,211,102,0.1);
    border: 1px solid rgba(37,211,102,0.2);
}

.contact-item h3 {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 5px;
}

.contact-item p {
    font-size: 14.5px;
    color: var(--text-body);
    line-height: 1.6;
}

.contact-item a {
    color: var(--primary);
    transition: color var(--ease);
}

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

.whatsapp-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--whatsapp) !important;
    font-weight: 600;
}

.whatsapp-link:hover {
    color: #1ebe5c !important;
}

.gst-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--amber-pale), var(--teal-pale));
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-body);
}

.gst-badge svg {
    color: var(--teal);
    flex-shrink: 0;
}

/* Contact Form */
.contact-form {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 36px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 24px;
    letter-spacing: -0.3px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-body);
    letter-spacing: 0.2px;
}

.required {
    color: var(--amber-dark);
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14.5px;
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background: var(--surface);
    transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    outline: none;
    -webkit-appearance: none;
}

.form-group select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
    background: var(--white);
}

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

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

.submit-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    color: var(--white);
    padding: 16px 32px;
    border: none;
    border-radius: var(--radius-full);
    font-size: 15.5px;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: all var(--ease);
    box-shadow: var(--shadow-amber);
    letter-spacing: 0.2px;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(245,158,11,0.5);
}

.submit-btn:active {
    transform: translateY(0);
}

/* ============================================================
   LEGAL SECTIONS
   ============================================================ */
.legal-section {
    padding: 72px 0;
    background: var(--white);
    border-top: 1px solid var(--border);
}

.legal-section h2 {
    text-align: center;
    color: var(--primary);
    margin-bottom: 32px;
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.legal-content {
    max-width: 860px;
    margin: 0 auto;
    background: var(--surface);
    padding: 36px 40px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.legal-content h3 {
    color: var(--primary);
    margin-top: 28px;
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.legal-content h3::before {
    content: '';
    width: 4px;
    height: 16px;
    background: linear-gradient(var(--amber), var(--teal));
    border-radius: 4px;
    flex-shrink: 0;
}

.legal-content p {
    margin-bottom: 14px;
    line-height: 1.8;
    color: var(--text-body);
    font-size: 14.5px;
}

.legal-content ul {
    margin-left: 18px;
    margin-bottom: 14px;
}

.legal-content li {
    margin-bottom: 8px;
    line-height: 1.6;
    color: var(--text-muted);
    font-size: 14.5px;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background: linear-gradient(160deg, #0d1f35 0%, #192d45 50%, #0f1c2e 100%);
    color: var(--white);
    padding: 72px 0 0;
    position: relative;
    overflow: hidden;
}

.footer-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 200px;
    background: radial-gradient(ellipse at center top, rgba(245,158,11,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    position: relative;
    z-index: 1;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.3px;
}

.footer-logo-img {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    border: 1.5px solid rgba(255,255,255,0.15);
}

.footer-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.55);
    line-height: 1.75;
    max-width: 260px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.social-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--ease);
    color: var(--white);
}

.social-btn--whatsapp {
    background: rgba(37,211,102,0.15);
    border: 1px solid rgba(37,211,102,0.2);
}

.social-btn--whatsapp:hover {
    background: var(--whatsapp);
    box-shadow: 0 4px 16px rgba(37,211,102,0.35);
    transform: translateY(-2px);
}

.social-btn--phone {
    background: rgba(13,148,136,0.15);
    border: 1px solid rgba(13,148,136,0.2);
}

.social-btn--phone:hover {
    background: var(--teal);
    box-shadow: var(--shadow-teal);
    transform: translateY(-2px);
}

.social-btn--email {
    background: rgba(245,158,11,0.15);
    border: 1px solid rgba(245,158,11,0.2);
}

.social-btn--email:hover {
    background: var(--amber);
    box-shadow: var(--shadow-amber);
    transform: translateY(-2px);
}

.footer-links-group {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.footer-section h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--amber);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section h4::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(245,158,11,0.25);
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-section li a,
.footer-section p,
.footer-section a {
    font-size: 13.5px;
    color: rgba(255,255,255,0.55);
    transition: color var(--ease);
    line-height: 1.6;
    display: block;
    margin-bottom: 8px;
}

.footer-section li a:hover,
.footer-section a:hover {
    color: var(--amber-light);
}

.footer-bottom {
    text-align: center;
    padding: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

.footer-made {
    font-size: 13px;
    color: rgba(255,255,255,0.3) !important;
}

/* ============================================================
   MOBILE STICKY CTA
   ============================================================ */
.mobile-sticky-cta {
    display: none;
}

.mobile-call-btn,
.mobile-whatsapp-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14px;
    transition: all var(--ease);
}

.mobile-call-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
}

.mobile-whatsapp-btn {
    background: linear-gradient(135deg, #25D366, #1ebe5c);
    color: var(--white);
}

.mobile-call-btn:hover,
.mobile-whatsapp-btn:hover {
    filter: brightness(1.1);
    transform: scale(0.98);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--ease-slow), transform var(--ease-slow);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Hero-specific keyframe animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Highlight on nav-click */
@keyframes highlightPulse {
    0%, 100% { box-shadow: none; }
    50% { box-shadow: 0 0 0 6px rgba(245,158,11,0.15); }
}

.highlight-section {
    animation: highlightPulse 1s ease;
}

/* ============================================================
   FORM VALIDATION STATES
   ============================================================ */
.form-group input:not(:placeholder-shown):invalid {
    border-color: #f87171;
}

.form-group input:not(:placeholder-shown):valid {
    border-color: var(--teal);
}

/* ============================================================
   NAV ACTIVE STATE
   ============================================================ */
.nav-menu a.active {
    color: var(--primary);
    font-weight: 600;
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
    .product-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-visual {
        max-width: 520px;
        margin: 0 auto;
    }

    .about-img {
        height: 360px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-links-group {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-item {
        grid-template-columns: 1fr;
    }

    .service-image {
        min-height: 220px;
        height: 220px;
    }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
    /* Top bar */
    .top-bar .container {
        flex-direction: column;
        gap: 6px;
        text-align: center;
    }

    .top-bar-info {
        justify-content: center;
        gap: 12px;
    }

    /* Nav */
    .hamburger { display: flex; }
    .desktop-cta { display: none; }
    .mobile-cta { display: block; margin-top: 12px; }

    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 4px;
        transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 550;
        padding: 40px 24px;
        box-shadow: var(--shadow-xl);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li a {
        font-size: 20px;
        font-weight: 600;
        padding: 14px 24px;
        display: block;
        border-radius: var(--radius-md);
        width: 100%;
        text-align: center;
    }

    .mobile-cta .cta-button {
        display: flex;
        width: 100%;
        padding: 14px 24px;
        border-radius: var(--radius-md);
    }

    /* Hero */
    .hero {
        padding: 72px 0 100px;
        min-height: 70vh;
    }

    .hero-title {
        font-size: clamp(2rem, 7vw, 2.6rem);
    }

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

    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }

    .hero-floating-card {
        flex-direction: row;
        justify-content: center;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .about-img {
        height: 280px;
    }

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

    /* Products */
    .product-tabs {
        gap: 8px;
        margin-bottom: 24px;
    }
    
    .product-tab {
        padding: 8px 14px;
        font-size: 13px;
    }

    .product-tab .tab-count {
        font-size: 11px;
        padding: 1px 6px;
    }

    .product-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Contact */
    .contact-content {
        grid-template-columns: 1fr;
    }

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

    /* Footer */
    .footer-links-group {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom {
        flex-direction: column;
        gap: 6px;
    }

    /* Legal */
    .legal-content {
        padding: 24px 20px;
    }

    /* Show sticky CTA */
    .mobile-sticky-cta {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.95);
        backdrop-filter: blur(16px);
        padding: 12px 16px;
        box-shadow: 0 -4px 24px rgba(0,0,0,0.12);
        z-index: 999;
        gap: 10px;
        border-top: 1px solid var(--border);
    }

    footer {
        padding-bottom: 80px;
    }

    /* Prevent text select on interactive elements */
    button, a, .btn-primary, .btn-secondary {
        -webkit-tap-highlight-color: transparent;
        user-select: none;
    }

    /* Touch scroll body */
    body { -webkit-overflow-scrolling: touch; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
    .container { padding: 0 14px; }

    .logo-tagline { display: none; }

    .hero-badge { font-size: 12px; }

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

    .stat-number { font-size: 38px; }

    .contact-form { padding: 24px 18px; }

    .contact-info-panel { padding: 22px 18px; }

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

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px; /* prevent zoom on iOS */
    }

    .product-tabs {
        gap: 6px;
    }

    .product-tab {
        padding: 6px 12px;
        font-size: 12px;
    }

    .product-cards-grid {
        grid-template-columns: 1fr;
    }
}