/* =============================================
   Pixel Boya - Kurumsal Web Sitesi Stilleri
   ============================================= */

:root {
    --navy-900: #0c1f3d;
    --navy-800: #122847;
    --navy-700: #1a3560;
    --slate-600: #4a5568;
    --slate-400: #94a3b8;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --white: #ffffff;

    --orange: #f97316;
    --orange-dark: #ea580c;
    --blue: #0ea5e9;
    --blue-dark: #0284c7;
    --green: #10b981;
    --green-dark: #059669;
    --red: #ef4444;
    --purple: #8b5cf6;
    --teal: #14b8a6;

    --gradient-hero: linear-gradient(135deg, #0c1f3d 0%, #1a3560 45%, #0f2744 100%);
    --gradient-accent: linear-gradient(135deg, var(--orange) 0%, #fb923c 100%);

    --shadow-sm: 0 2px 8px rgba(12, 31, 61, 0.08);
    --shadow-md: 0 8px 24px rgba(12, 31, 61, 0.12);
    --shadow-lg: 0 16px 48px rgba(12, 31, 61, 0.16);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;

    --header-height: 80px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--navy-800);
    background: var(--white);
    overflow-x: hidden;
}

img, svg {
    display: block;
    max-width: 100%;
}

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

ul {
    list-style: none;
}

.container {
    width: min(1200px, calc(100% - 2rem));
    margin-inline: auto;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.6rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35);
}

.btn-accent:hover {
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.45);
}

.btn-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.6);
    color: var(--white);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--white);
}

.btn-navy {
    background: var(--navy-800);
    color: var(--white);
}

.btn-navy:hover {
    background: var(--navy-900);
    box-shadow: var(--shadow-md);
}

/* ---- Header ---- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(12, 31, 61, 0.06);
    transition: box-shadow var(--transition), background var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
    background: rgba(255, 255, 255, 0.98);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.logo-img {
    height: 44px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    display: block;
}

.footer-logo-img {
    height: 40px;
    max-width: 180px;
}

.logo-mark {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--gradient-accent);
    color: var(--white);
    font-weight: 800;
    font-size: 1.25rem;
    display: grid;
    place-items: center;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    font-size: 1.15rem;
    color: var(--navy-900);
}

.logo-text strong {
    font-weight: 800;
}

.logo-text small {
    font-size: 0.7rem;
    color: var(--slate-400);
    font-weight: 500;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy-800);
    border-radius: 2px;
    transition: var(--transition);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--navy-800);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: background var(--transition), color var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--orange);
    background: rgba(249, 115, 22, 0.08);
}

.nav-link .chevron {
    width: 16px;
    height: 16px;
}

.has-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 240px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--slate-200);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
}

.has-dropdown.open .dropdown-menu,
.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.65rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--navy-800);
}

.dropdown-menu a:hover {
    background: var(--slate-100);
    color: var(--orange);
}

.header-cta {
    margin-left: 0.75rem;
    white-space: nowrap;
}

.site-main {
    padding-top: var(--header-height);
    min-height: 60vh;
}

/* ---- Hero Slider ---- */
.hero {
    position: relative;
    min-height: clamp(480px, 72vh, 640px);
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-slides {
    position: relative;
    height: 100%;
    min-height: inherit;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.25) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.2) 0%, transparent 45%);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 4rem 0;
    max-width: 680px;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 2;
}

.hero-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}

.hero-dot.active {
    background: var(--orange);
    border-color: var(--orange);
    transform: scale(1.2);
}

.hero-shapes {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: min(420px, 40vw);
    aspect-ratio: 1;
    opacity: 0.15;
    pointer-events: none;
}

.hero-shapes span {
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.hero-shapes span:nth-child(1) {
    width: 60%;
    height: 60%;
    background: var(--orange);
    top: 10%;
    right: 10%;
}

.hero-shapes span:nth-child(2) {
    width: 40%;
    height: 40%;
    background: var(--blue);
    bottom: 15%;
    left: 5%;
    animation-delay: -2s;
}

.hero-shapes span:nth-child(3) {
    width: 25%;
    height: 25%;
    background: var(--green);
    top: 50%;
    left: 40%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ---- Sections ---- */
.section {
    padding: clamp(3rem, 6vw, 5rem) 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 3rem;
}

.section-label {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--orange);
    margin-bottom: 0.75rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 0.75rem;
}

.section-header p {
    color: var(--slate-600);
    font-size: 1.05rem;
}

.section-alt {
    background: var(--slate-100);
}

/* ---- Category Cards ---- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.category-card {
    position: relative;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    overflow: hidden;
}

.category-card-visual {
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    border: none;
    padding: 0;
}

.category-card-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.category-card-visual:hover .category-card-bg {
    transform: scale(1.08);
}

.category-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(12, 31, 61, 0.15) 0%,
        rgba(12, 31, 61, 0.55) 45%,
        rgba(12, 31, 61, 0.92) 100%
    );
    transition: background var(--transition);
}

.category-card-visual.orange .category-card-overlay {
    background: linear-gradient(180deg, rgba(249, 115, 22, 0.1) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-visual.blue .category-card-overlay {
    background: linear-gradient(180deg, rgba(14, 165, 233, 0.1) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-visual.red .category-card-overlay {
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.1) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-visual.green .category-card-overlay {
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.1) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-visual.purple .category-card-overlay {
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.12) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-visual.teal .category-card-overlay {
    background: linear-gradient(180deg, rgba(20, 184, 166, 0.1) 0%, rgba(12, 31, 61, 0.5) 40%, rgba(12, 31, 61, 0.93) 100%);
}

.category-card-body {
    position: relative;
    z-index: 2;
    padding: 1.75rem 1.5rem;
    color: var(--white);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--card-accent, var(--orange));
    z-index: 3;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.category-card.orange { --card-accent: var(--orange); }
.category-card.blue { --card-accent: var(--blue); }
.category-card.red { --card-accent: var(--red); }
.category-card.green { --card-accent: var(--green); }
.category-card.purple { --card-accent: var(--purple); }
.category-card.teal { --card-accent: var(--teal); }

.category-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: grid;
    place-items: center;
    margin-bottom: 1rem;
    color: var(--white);
    background: var(--card-accent, var(--orange));
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(4px);
}

.category-card-visual .category-icon {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.category-icon svg {
    width: 28px;
    height: 28px;
}

.category-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.category-card-visual h3 {
    color: var(--white);
}

.category-card p {
    font-size: 0.92rem;
    margin-bottom: 1.15rem;
    line-height: 1.55;
}

.category-card-visual p {
    color: rgba(255, 255, 255, 0.88);
}

.category-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--card-accent, var(--orange));
}

.category-card-visual .category-link {
    color: var(--white);
    background: rgba(255, 255, 255, 0.12);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: background var(--transition), border-color var(--transition);
}

.category-card-visual:hover .category-link {
    background: var(--card-accent, var(--orange));
    border-color: var(--card-accent, var(--orange));
}

.category-link svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition);
}

.category-card:hover .category-link svg {
    transform: translateX(4px);
}

/* ---- Why Section / Infographic ---- */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.why-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--slate-200);
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.why-card.animate-in {
    animation: slideUp 0.6s ease forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.why-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
    color: var(--orange);
}

.why-icon svg {
    width: 28px;
    height: 28px;
}

.why-stat {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--navy-900);
    line-height: 1;
    margin-bottom: 0.35rem;
}

.why-stat span {
    color: var(--orange);
}

.why-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--navy-800);
}

.why-card p {
    font-size: 0.88rem;
    color: var(--slate-600);
}

/* ---- Page Hero (inner pages) ---- */
.page-hero {
    background: var(--gradient-hero);
    color: var(--white);
    padding: 3.5rem 0;
    text-align: center;
}

.page-hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.page-hero p {
    opacity: 0.9;
    max-width: 560px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.breadcrumb a:hover {
    color: var(--orange);
}

/* ---- Corporate Page ---- */
.corporate-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.corporate-text h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 1rem;
}

.corporate-text p {
    color: var(--slate-600);
    margin-bottom: 1rem;
}

.corporate-image {
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    aspect-ratio: 4/3;
    display: grid;
    place-items: center;
    color: var(--white);
    font-size: 4rem;
    font-weight: 800;
    position: relative;
    overflow: hidden;
}

.corporate-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 70%, rgba(249, 115, 22, 0.4), transparent 60%);
}

.corporate-image span {
    position: relative;
    z-index: 1;
}

.vm-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.vm-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--orange);
}

.vm-card.mission {
    border-top-color: var(--blue);
}

.vm-card h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 1rem;
}

.vm-card p {
    color: var(--slate-600);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.value-item {
    background: var(--white);
    padding: 1.75rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--green);
    box-shadow: var(--shadow-sm);
}

.value-item h4 {
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 0.5rem;
}

.value-item p {
    font-size: 0.9rem;
    color: var(--slate-600);
}

/* ---- Product Page ---- */
.product-hero-accent {
    display: inline-block;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.product-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: start;
}

.product-intro-text p {
    color: var(--slate-600);
    margin-bottom: 1rem;
}

.product-sidebar {
    background: var(--slate-100);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.product-sidebar h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--navy-900);
}

.product-list {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.product-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.92rem;
    color: var(--navy-800);
}

.product-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--orange);
    flex-shrink: 0;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-200);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--orange);
    box-shadow: var(--shadow-sm);
}

.feature-card h4 {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--navy-900);
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--slate-600);
}

.cta-banner {
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    color: var(--white);
    margin-top: 3rem;
}

.cta-banner h2 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.cta-banner p {
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

/* ---- Contact Page ---- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
}

.contact-info-card {
    background: var(--slate-100);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.contact-info-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--white);
    display: grid;
    place-items: center;
    color: var(--orange);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.contact-item-icon svg {
    width: 20px;
    height: 20px;
}

.contact-item strong {
    display: block;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--slate-400);
    margin-bottom: 0.15rem;
}

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

.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--slate-200);
}

.contact-form-wrap h3 {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--navy-900);
}

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

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--navy-800);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--navy-800);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.12);
    color: var(--green-dark);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.map-wrap {
    margin-top: 2.5rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--slate-200);
}

.map-wrap iframe {
    width: 100%;
    height: 400px;
    border: 0;
    display: block;
}

/* ---- Footer ---- */
.site-footer {
    background: var(--navy-900);
    color: rgba(255, 255, 255, 0.85);
}

.footer-top {
    padding: 4rem 0 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
    gap: 2.5rem;
}

.footer-brand p {
    font-size: 0.92rem;
    line-height: 1.7;
    margin: 1rem 0 1.5rem;
    opacity: 0.85;
}

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

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: #25d366;
    color: var(--white);
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    background: #1da851;
    transform: translateY(-2px);
}

.whatsapp-btn svg {
    width: 20px;
    height: 20px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.25rem;
}

.footer-links ul li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    font-size: 0.92rem;
    opacity: 0.85;
}

.footer-links a:hover {
    color: var(--orange);
    opacity: 1;
}

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.92rem;
}

.footer-contact ul li svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 3px;
    color: var(--orange);
}

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

.footer-domain {
    color: var(--orange);
    font-weight: 600;
}

.footer-domain:hover {
    color: #fb923c;
}

.newsletter-form label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.newsletter-row {
    display: flex;
    gap: 0.5rem;
}

.newsletter-row input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    font-family: inherit;
}

.newsletter-row input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-row input:focus {
    outline: none;
    border-color: var(--orange);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.25rem 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.85rem;
    opacity: 0.7;
}

.footer-bottom a:hover {
    color: var(--orange);
}

.floating-whatsapp {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: var(--white);
    border-radius: 50%;
    display: grid;
    place-items: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
    z-index: 999;
    transition: transform var(--transition), box-shadow var(--transition);
}

.floating-whatsapp:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55);
}

.floating-whatsapp svg {
    width: 28px;
    height: 28px;
}

/* ---- Stats bar ---- */
.stats-bar {
    background: var(--white);
    margin-top: -3rem;
    position: relative;
    z-index: 2;
}

.stats-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.stat-item {
    padding: 1.75rem 1.5rem;
    text-align: center;
    border-right: 1px solid var(--slate-200);
}

.stat-item:last-child {
    border-right: none;
}

.stat-item strong {
    display: block;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--navy-900);
}

.stat-item strong span {
    color: var(--orange);
}

.stat-item small {
    font-size: 0.85rem;
    color: var(--slate-600);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .corporate-grid,
    .product-intro {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 1.5rem;
        transform: translateX(100%);
        transition: transform var(--transition);
        overflow-y: auto;
    }

    .main-nav.open {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .nav-link {
        width: 100%;
        justify-content: space-between;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
        display: none;
    }

    .has-dropdown.open .dropdown-menu {
        display: block;
    }

    .header-cta {
        margin: 1rem 0 0;
        width: 100%;
        text-align: center;
    }

    .category-grid,
    .why-grid,
    .vm-grid,
    .values-grid,
    .contact-grid,
    .stats-inner,
    .feature-cards {
        grid-template-columns: 1fr;
    }

    .stat-item {
        border-right: none;
        border-bottom: 1px solid var(--slate-200);
    }

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

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

    .hero-shapes {
        display: none;
    }

    .newsletter-row {
        flex-direction: column;
    }
}

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

    .hero-actions .btn {
        width: 100%;
    }
}