/* =========================================
   DKA Trade UAB — Main Stylesheet
   ========================================= */

:root {
    --blue:        #002452;
    --blue-light:  #003a7a;
    --blue-dark:   #001530;
    --orange:      #FF591A;
    --orange-dark: #e04a10;
    --white:       #ffffff;
    --gray-50:     #f8f9fb;
    --gray-100:    #f0f2f5;
    --gray-200:    #e0e4ea;
    --gray-400:    #9aa3b0;
    --gray-600:    #5a6370;
    --gray-800:    #2c3340;
    --text:        #1a2130;
    --radius:      8px;
    --radius-lg:   16px;
    --shadow:      0 4px 20px rgba(0,36,82,0.10);
    --shadow-lg:   0 8px 40px rgba(0,36,82,0.16);
    --transition:  0.25s ease;
    --font:        'Inter', sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* ---- Utility ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt {
    background-color: var(--gray-50);
    background-image: repeating-linear-gradient(
        -55deg,
        transparent 0px, transparent 40px,
        rgba(0,36,82,0.018) 40px, rgba(0,36,82,0.018) 41px
    );
}
.section-dark { background: var(--blue-dark); color: var(--white); }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; color: var(--blue); line-height: 1.2; }
.section-dark .section-header h2 { color: var(--white); }
.section-header .subtitle { margin-top: 12px; font-size: 1.1rem; color: var(--gray-600); max-width: 600px; margin-left: auto; margin-right: auto; }
.section-dark .section-header .subtitle { color: var(--gray-200); }
.section-header .accent-line { display: inline-block; width: 56px; height: 4px; background: var(--orange); border-radius: 2px; margin: 16px auto 0; }

.section-header--left { text-align: left; }
.section-header--left .subtitle { margin-left: 0; margin-right: 0; max-width: 640px; }
.section-header--left .accent-line { margin: 16px 0 0; }

.section-footer { text-align: center; margin-top: 40px; }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: var(--radius); font-size: 1rem; font-weight: 600; transition: all var(--transition); }
.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,89,26,0.35); }
.btn-secondary { background: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-secondary:hover { background: var(--white); color: var(--blue); }
.btn-outline { background: transparent; color: var(--orange); border: 2px solid var(--orange); }
.btn-outline:hover { background: var(--orange); color: var(--white); }
.btn svg { width: 18px; height: 18px; }

/* =========================================
   HEADER
   ========================================= */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--blue); transition: box-shadow var(--transition); }
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { height: 42px; width: auto; }
.logo-link { display: flex; align-items: center; }

.main-nav ul { display: flex; align-items: center; gap: 8px; }
.main-nav a { color: rgba(255,255,255,0.85); font-size: 0.95rem; font-weight: 500; padding: 8px 14px; border-radius: var(--radius); transition: all var(--transition); }
.main-nav a:hover { color: var(--white); background: rgba(255,255,255,0.10); }
.main-nav a.active { color: var(--white); background: rgba(255,255,255,0.10); box-shadow: inset 0 -2px 0 var(--orange); }
.main-nav .nav-cta { background: var(--orange); color: var(--white); padding: 8px 20px; }
.main-nav .nav-cta:hover { background: var(--orange-dark); }
.main-nav .nav-cta.active { background: var(--orange); box-shadow: none; }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: all var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================
   HERO
   ========================================= */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #020c1b 0%, #001530 35%, #002050 70%, #001a40 100%);
    display: flex; align-items: center; position: relative; overflow: hidden; padding-top: 72px;
}
.hero::before {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background:
        radial-gradient(ellipse 65% 60% at 80% 20%, rgba(255,89,26,0.22) 0%, transparent 65%),
        radial-gradient(ellipse 50% 55% at  5% 95%, rgba(0,48,112,0.65)  0%, transparent 55%),
        radial-gradient(ellipse 30% 35% at 92% 80%, rgba(255,89,26,0.10) 0%, transparent 60%);
}
.hero::after {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(108deg, transparent 25%, rgba(255,255,255,0.022) 50%, transparent 75%);
}
.hero-grid {
    position: absolute;
    bottom: 0; left: -40%; right: -40%;
    height: 55%;
    background-image:
        linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px);
    background-size: 80px 80px;
    transform: perspective(600px) rotateX(58deg);
    transform-origin: bottom center;
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.3) 0%, transparent 85%);
    mask-image: linear-gradient(to top, rgba(0,0,0,0.3) 0%, transparent 85%);
}

.hero-content { position: relative; z-index: 1; max-width: 720px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,89,26,0.15); border: 1px solid rgba(255,89,26,0.3); color: var(--orange); padding: 6px 16px; border-radius: 100px; font-size: 0.85rem; font-weight: 600; margin-bottom: 24px; letter-spacing: 0.5px; text-transform: uppercase; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 900; color: var(--white); line-height: 1.1; margin-bottom: 24px; }
.hero h1 span { color: var(--orange); }
.hero p { font-size: 1.2rem; color: rgba(255,255,255,0.75); margin-bottom: 40px; max-width: 560px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats { position: relative; z-index: 1; margin-top: 80px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,0.1); border-radius: var(--radius-lg); overflow: hidden; }
.hero-stat { background: rgba(255,255,255,0.05); padding: 28px 24px; text-align: center; }
.hero-stat strong { display: block; font-size: 2.2rem; font-weight: 900; color: var(--white); line-height: 1; }
.hero-stat strong span { color: var(--orange); }
.hero-stat small { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 6px; display: block; }

/* =========================================
   PRODUCT CATEGORIES
   ========================================= */
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 24px; }
.category-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; transition: all var(--transition); cursor: default; }
.category-card:hover { border-color: var(--orange); box-shadow: inset 0 3px 0 var(--orange), 0 8px 40px rgba(0,36,82,0.16); transform: translateY(-4px); }
.category-icon { width: 64px; height: 64px; background: var(--gray-50); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; transition: background var(--transition); }
.category-card:hover .category-icon { background: rgba(255,89,26,0.08); }
.category-icon svg { width: 32px; height: 32px; stroke: var(--blue); transition: stroke var(--transition); }
.category-card:hover .category-icon svg { stroke: var(--orange); }
.category-card h3 { font-size: 1rem; font-weight: 700; color: var(--blue); margin-bottom: 6px; }
.category-card p { font-size: 0.875rem; color: var(--gray-600); line-height: 1.5; }

/* =========================================
   STATS COUNTER
   ========================================= */
.stats-section {
    background:
        repeating-linear-gradient(
            -55deg,
            transparent 0px, transparent 30px,
            rgba(255,255,255,0.025) 30px, rgba(255,255,255,0.025) 31px
        ),
        linear-gradient(135deg, #001025 0%, #002452 45%, #003070 100%);
    padding: 64px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
.stat-item strong { display: block; font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 900; color: var(--white); }
.stat-item strong .counter-suffix { color: var(--orange); }
.stat-item p { color: rgba(255,255,255,0.65); font-size: 0.9rem; margin-top: 4px; }

/* =========================================
   WHY CHOOSE US
   ========================================= */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.why-card { padding: 36px 32px; border-radius: var(--radius-lg); background: var(--white); border: 1px solid var(--gray-200); transition: all var(--transition); }
.why-card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.why-number { font-size: 3rem; font-weight: 900; color: rgba(0,36,82,0.09); line-height: 1; margin-bottom: 16px; }
.why-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--blue); margin-bottom: 10px; }
.why-card p { font-size: 0.9rem; color: var(--gray-600); line-height: 1.7; }

/* =========================================
   CTA BANNER
   ========================================= */
.cta-banner { background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 60%, var(--blue-light) 100%); padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
.cta-banner::after { content: ''; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 700px; height: 500px; background: radial-gradient(ellipse, rgba(255,89,26,0.18) 0%, transparent 70%); pointer-events: none; }
.cta-banner h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; color: var(--white); margin-bottom: 16px; position: relative; z-index: 1; }
.cta-banner p { color: rgba(255,255,255,0.75); font-size: 1.1rem; margin-bottom: 36px; position: relative; z-index: 1; }
.cta-banner .btn { position: relative; z-index: 1; }

/* =========================================
   ABOUT PAGE
   ========================================= */
.page-hero {
    background:
        radial-gradient(ellipse 55% 80% at 80% 25%, rgba(255,89,26,0.16) 0%, transparent 65%),
        radial-gradient(ellipse 40% 60% at 10% 90%, rgba(0,48,112,0.55) 0%, transparent 55%),
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(135deg, #001025 0%, #002050 55%, #001a40 100%);
    background-size: 100%, 100%, 60px 60px, 60px 60px, 100%;
    padding: 140px 0 80px; text-align: center;
}
.page-hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 900; color: var(--white); }
.page-hero p { color: rgba(255,255,255,0.7); font-size: 1.1rem; margin-top: 16px; max-width: 600px; margin-left: auto; margin-right: auto; }
.page-hero .accent-line { display: block; width: 56px; height: 4px; background: var(--orange); border-radius: 2px; margin: 20px auto 0; }

.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-intro-text h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; color: var(--blue); line-height: 1.25; margin-bottom: 20px; }
.about-intro-text p { color: var(--gray-600); line-height: 1.8; margin-bottom: 16px; }
.about-visual { background: var(--gray-100); border-radius: var(--radius-lg); padding: 48px; display: flex; flex-direction: column; gap: 24px; }
.about-visual-item { display: flex; align-items: flex-start; gap: 16px; }
.about-visual-icon { width: 48px; height: 48px; min-width: 48px; background: var(--blue); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; }
.about-visual-icon svg { width: 24px; height: 24px; stroke: var(--white); }
.about-visual-item h4 { font-size: 0.95rem; font-weight: 700; color: var(--blue); }
.about-visual-item p { font-size: 0.875rem; color: var(--gray-600); margin-top: 2px; }

.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.value-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 32px; display: flex; gap: 20px; align-items: flex-start; transition: all var(--transition); }
.value-card:hover { border-color: var(--orange); box-shadow: var(--shadow); }
.value-dot { width: 12px; height: 12px; min-width: 12px; background: var(--orange); border-radius: 50%; margin-top: 6px; }
.value-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--blue); margin-bottom: 8px; }
.value-card p { font-size: 0.875rem; color: var(--gray-600); line-height: 1.7; }

/* =========================================
   PRODUCTS PAGE
   ========================================= */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; }
.product-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition); }
.product-card:hover { border-color: var(--blue); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card-header { background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%); padding: 32px; display: flex; align-items: center; justify-content: center; }
.products-grid .product-card:nth-child(3n+2) .product-card-header { background: linear-gradient(155deg, #001e45 0%, #004090 100%); }
.products-grid .product-card:nth-child(3n)   .product-card-header { background: linear-gradient(115deg, var(--blue-dark) 0%, #003a7a 60%, rgba(255,89,26,0.12) 100%); }
.product-card-header svg { width: 48px; height: 48px; stroke: rgba(255,255,255,0.9); }
.product-card-body { padding: 24px; }
.product-card-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--blue); margin-bottom: 10px; }
.product-card-body p { font-size: 0.875rem; color: var(--gray-600); line-height: 1.7; }
.product-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.product-tag { background: var(--gray-100); color: var(--gray-600); font-size: 0.75rem; font-weight: 600; padding: 4px 10px; border-radius: 100px; }

/* =========================================
   SERVICES PAGE
   ========================================= */
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.service-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 40px 36px; transition: all var(--transition); }
.service-card:hover { border-color: var(--orange); box-shadow: var(--shadow-lg); }
.service-card-icon { width: 60px; height: 60px; background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; }
.service-card-icon svg { width: 28px; height: 28px; stroke: var(--white); }
.service-card h3 { font-size: 1.25rem; font-weight: 700; color: var(--blue); margin-bottom: 12px; }
.service-card p { color: var(--gray-600); line-height: 1.8; }
.service-card ul { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.service-card ul li { font-size: 0.9rem; color: var(--gray-600); padding-left: 20px; position: relative; }
.service-card ul li::before { content: ''; position: absolute; left: 0; top: 9px; width: 8px; height: 8px; background: var(--orange); border-radius: 50%; }

/* =========================================
   CONTACT PAGE
   ========================================= */
.contact-layout { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }
.contact-info h2 { font-size: 1.8rem; font-weight: 800; color: var(--blue); margin-bottom: 16px; }
.contact-info p { color: var(--gray-600); line-height: 1.8; margin-bottom: 32px; }
.contact-details { display: flex; flex-direction: column; gap: 20px; }
.contact-detail { display: flex; align-items: flex-start; gap: 16px; }
.contact-detail-icon { width: 44px; height: 44px; min-width: 44px; background: var(--blue); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; }
.contact-detail-icon svg { width: 20px; height: 20px; stroke: var(--white); }
.contact-detail h4 { font-size: 0.85rem; font-weight: 600; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.5px; }
.contact-detail p { font-size: 0.95rem; color: var(--blue); font-weight: 600; margin-top: 2px; }
.contact-detail a { color: var(--blue); }
.contact-detail a:hover { color: var(--orange); }

/* Multi-step form */
.form-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 48px; box-shadow: var(--shadow); }
.form-progress { display: flex; align-items: center; margin-bottom: 40px; }
.progress-step { display: flex; flex-direction: column; align-items: center; flex: 1; position: relative; }
.progress-step:not(:last-child)::after { content: ''; position: absolute; top: 16px; left: 50%; right: -50%; height: 2px; background: var(--gray-200); z-index: 0; }
.progress-step.active:not(:last-child)::after,
.progress-step.done:not(:last-child)::after { background: var(--orange); }
.progress-dot { width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--gray-200); background: var(--white); display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: 700; color: var(--gray-400); position: relative; z-index: 1; transition: all var(--transition); }
.progress-step.active .progress-dot { border-color: var(--orange); background: var(--orange); color: var(--white); }
.progress-step.done .progress-dot { border-color: var(--orange); background: var(--orange); color: var(--white); }
.progress-label { font-size: 0.75rem; color: var(--gray-400); margin-top: 6px; font-weight: 500; }
.progress-step.active .progress-label { color: var(--orange); font-weight: 600; }
.progress-step.done .progress-label { color: var(--orange); }

.form-step { display: none; }
.form-step.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.form-step h3 { font-size: 1.3rem; font-weight: 700; color: var(--blue); margin-bottom: 6px; }
.form-step .step-desc { color: var(--gray-600); font-size: 0.9rem; margin-bottom: 28px; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--blue); margin-bottom: 6px; }
.form-group input,
.form-group textarea,
.form-group select { width: 100%; padding: 12px 16px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); font-family: var(--font); font-size: 0.95rem; color: var(--text); background: var(--white); transition: border-color var(--transition); outline: none; }
.form-group select { appearance: none; -webkit-appearance: none; 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='%239aa3b0' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 42px; cursor: pointer; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,89,26,0.08); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 32px; }
.form-nav .btn-back { color: var(--gray-400); font-size: 0.9rem; font-weight: 600; display: flex; align-items: center; gap: 6px; transition: color var(--transition); background: none; }
.form-nav .btn-back:hover { color: var(--blue); }
.form-nav .btn-back svg { width: 16px; height: 16px; }

.form-success { text-align: center; padding: 40px 0; display: none; }
.form-success svg { width: 64px; height: 64px; stroke: #22c55e; margin: 0 auto 20px; }
.form-success h3 { font-size: 1.5rem; font-weight: 800; color: var(--blue); margin-bottom: 10px; }
.form-success p { color: var(--gray-600); }

.form-error-msg { background: #fff5f5; border: 1px solid #fca5a5; border-radius: var(--radius); padding: 12px 16px; color: #dc2626; font-size: 0.875rem; margin-bottom: 20px; display: none; }

.review-box { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 20px 24px; }
.review-list { display: flex; flex-direction: column; gap: 10px; }
.review-item { display: flex; gap: 12px; font-size: 0.9rem; }
.review-label { font-weight: 600; color: var(--blue); min-width: 130px; flex-shrink: 0; }
.review-value { color: var(--gray-600); word-break: break-word; }

/* =========================================
   FOOTER
   ========================================= */
.site-footer { background: var(--blue-dark); color: var(--white); padding: 64px 0 0; border-top: 3px solid var(--orange); }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .footer-logo { height: 36px; width: auto; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 300px; }
.site-footer h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.5); margin-bottom: 16px; }
.footer-nav ul, .footer-contact ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { color: rgba(255,255,255,0.7); font-size: 0.9rem; transition: color var(--transition); }
.footer-nav a:hover { color: var(--orange); }
.footer-contact li { color: rgba(255,255,255,0.7); font-size: 0.9rem; }
.footer-contact a { color: rgba(255,255,255,0.7); transition: color var(--transition); }
.footer-contact a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; }
.footer-bottom p { font-size: 0.85rem; color: rgba(255,255,255,0.35); text-align: center; }

/* =========================================
   HOW IT WORKS STEPS
   ========================================= */
.how-steps { display: flex; align-items: flex-start; gap: 0; }
.how-step { flex: 1; text-align: center; padding: 0 16px; }
.how-step-num { width: 56px; height: 56px; background: var(--blue); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1rem; font-weight: 800; margin: 0 auto 16px; }
.how-step h3 { font-size: 1rem; font-weight: 700; color: var(--blue); margin-bottom: 8px; }
.how-step p { font-size: 0.875rem; color: var(--gray-600); line-height: 1.7; }
.how-step-arrow { color: var(--orange); display: flex; align-items: center; padding-top: 16px; flex-shrink: 0; }
.how-step-arrow svg { width: 28px; height: 28px; }

/* ---- Contact trust callout ---- */
.contact-trust { margin-top: 32px; background: var(--gray-50); border: 1px solid var(--gray-200); border-left: 3px solid var(--orange); border-radius: var(--radius); padding: 20px; display: flex; gap: 16px; align-items: flex-start; }
.contact-trust-icon { width: 40px; height: 40px; min-width: 40px; background: rgba(255,89,26,0.10); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; }
.contact-trust-icon svg { width: 20px; height: 20px; stroke: var(--orange); }
.contact-trust strong { font-size: 0.9rem; font-weight: 700; color: var(--blue); display: block; margin-bottom: 4px; }
.contact-trust p { font-size: 0.85rem; color: var(--gray-600); line-height: 1.6; margin: 0; }

/* ---- Button spinner ---- */
@keyframes btn-spin { to { transform: rotate(360deg); } }
.btn-spinner {
    display: inline-block;
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btn-spin 0.7s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
    flex-shrink: 0;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
    .about-intro { grid-template-columns: 1fr; gap: 40px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .section { padding: 56px 0; }
    .hamburger { display: flex; }
    .main-nav { position: fixed; top: 72px; left: 0; right: 0; background: var(--blue-dark); padding: 24px; transform: translateY(-100%); opacity: 0; pointer-events: none; transition: all var(--transition); }
    .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
    .main-nav ul { flex-direction: column; gap: 4px; }
    .main-nav a { display: block; padding: 12px 16px; }
    .hero { min-height: auto; padding: 120px 0 64px; }
    .hero-stats { grid-template-columns: 1fr; }
    .categories-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .how-steps { flex-direction: column; align-items: center; }
    .how-step-arrow { transform: rotate(90deg); padding: 0; }
    .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    .form-card { padding: 32px 24px; }
    .form-row { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .products-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { justify-content: center; }
}

@media (max-width: 480px) {
    .categories-grid { grid-template-columns: 1fr; }
    .hero-stats { grid-template-columns: repeat(3, 1fr); margin-top: 48px; }
    .hero-stat { padding: 16px 8px; }
    .hero-stat strong { font-size: 1.5rem; }
    .hero-stat small { font-size: 0.75rem; }
    .form-progress .progress-label { display: none; }
}