/* ============================================
   TOWER CRANE - Used Equipment Landing Page
   ============================================ */

/* --- Self-hosted Inter Font --- */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400 900;
    font-display: swap;
    src: url('../assets/fonts/inter-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400 900;
    font-display: swap;
    src: url('../assets/fonts/inter-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

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

:root {
    --primary: #1E3A5F;
    --primary-dark: #152C4A;
    --accent: #F59E0B;
    --accent-hover: #D97706;
    --text: #1F2937;
    --text-light: #6B7280;
    --text-white: #FFFFFF;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --bg-gray: #F3F4F6;
    --bg-dark: #111827;
    --border: #E5E7EB;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
    --transition: .2s ease;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg-white);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-block { width: 100%; }

.btn-primary {
    background: var(--accent);
    color: #1a1a1a;
    border-color: var(--accent);
    font-weight: 700;
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--text-white);
    border-color: rgba(255,255,255,.4);
}
.btn-outline:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.7);
}

.btn-whatsapp {
    background: #25D366;
    color: #fff;
    border-color: #25D366;
}
.btn-whatsapp:hover {
    background: #1EBE5A;
    border-color: #1EBE5A;
}

/* --- Top Bar --- */
.top-bar {
    background: var(--primary-dark);
    color: rgba(255,255,255,.8);
    font-size: 13px;
    padding: 8px 0;
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 24px;
}

.top-bar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.top-bar-item svg { opacity: .7; }

/* --- Header --- */
.header {
    background: var(--primary);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-white);
    text-decoration: none;
}

.logo-text {
    font-size: 20px;
    letter-spacing: .5px;
    line-height: 1.2;
}

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

.logo-text small {
    display: block;
    font-size: 11px;
    font-weight: 400;
    opacity: .7;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav a {
    color: rgba(255,255,255,.85);
    font-size: 14px;
    font-weight: 500;
    transition: color var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: transform .3s ease, opacity .3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Hero --- */
.hero {
    position: relative;
    background: var(--primary-dark);
    background-image: url('../assets/images/hero-bg.jpg');
    background-image: image-set(
        url('../assets/images/hero-bg.webp') type('image/webp'),
        url('../assets/images/hero-bg.jpg') type('image/jpeg')
    );
    background-size: cover;
    background-position: center 30%;
    background-repeat: no-repeat;
    padding: 100px 0 80px;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,30,50,.85) 0%, rgba(30,58,95,.8) 50%, rgba(26,54,93,.85) 100%);
}

.hero-inner {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background: rgba(245,158,11,.15);
    color: var(--accent);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(245,158,11,.25);
}

.hero h1 {
    font-size: 52px;
    font-weight: 900;
    color: var(--text-white);
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -.5px;
}

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

.hero-sub {
    font-size: 18px;
    color: rgba(255,255,255,.75);
    margin-bottom: 36px;
    max-width: 640px;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    text-align: left;
}

.stat strong {
    display: block;
    font-size: 32px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.stat span {
    font-size: 13px;
    color: rgba(255,255,255,.6);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Trust Bar --- */
.trust-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
}

.trust-items {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.trust-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gray);
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 800;
    color: var(--primary);
}

/* --- Sections --- */
.section {
    padding: 80px 0;
}

.section-light { background: var(--bg-white); }
.section-gray { background: var(--bg-light); }
.section-dark {
    background: var(--bg-dark);
    color: var(--text-white);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -.3px;
}

.section-dark .section-header h2 { color: var(--text-white); }

.section-header p {
    font-size: 17px;
    color: var(--text-light);
    line-height: 1.7;
}

.section-dark .section-header p { color: rgba(255,255,255,.6); }

/* --- Crane Type Cards --- */
.crane-types {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.crane-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

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

.crane-card-img {
    position: relative;
    background: var(--bg-gray);
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.crane-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.crane-card:hover .crane-card-img img {
    transform: scale(1.05);
}

.crane-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: #000;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
}

.img-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    font-size: 13px;
}

.img-placeholder-sm {
    height: 100%;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gray);
    color: var(--text-light);
    font-size: 13px;
}

.crane-card-body {
    padding: 20px;
}

.crane-card-body h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.crane-card-desc {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.6;
}

.crane-specs {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.spec {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.spec-label { color: var(--text-light); }
.spec-value { font-weight: 600; }

.crane-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.price-tag {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
}

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

.stock-card {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

.stock-card:hover {
    border-color: var(--accent);
    background: rgba(255,255,255,.08);
}

.stock-img {
    position: relative;
    height: 160px;
    background: rgba(255,255,255,.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stock-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.stock-available {
    background: #10B981;
    color: #fff;
}

.stock-info {
    padding: 16px;
}

.stock-info h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 12px;
}

.stock-specs {
    list-style: none;
    margin-bottom: 16px;
}

.stock-specs li {
    font-size: 13px;
    color: rgba(255,255,255,.6);
    padding: 3px 0;
    border-bottom: 1px solid rgba(255,255,255,.06);
}

.stock-specs li strong {
    color: rgba(255,255,255,.8);
    font-weight: 600;
}

.stock-note {
    text-align: center;
    margin-top: 32px;
}

.stock-note p {
    font-size: 14px;
    color: rgba(255,255,255,.5);
}

.stock-note a { color: var(--accent); }

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    transition: all var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
    border-left-color: var(--accent);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(245,158,11,.1);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* --- Steps --- */
.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 16px;
}

.step {
    flex: 1;
    text-align: center;
    max-width: 240px;
}

.step-num {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #000;
    font-size: 20px;
    font-weight: 800;
    border-radius: 50%;
    margin: 0 auto 16px;
}

.step h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.step p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.step-arrow {
    padding-top: 12px;
    flex-shrink: 0;
}

/* --- Brands --- */
.brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.brand-item {
    padding: 14px 24px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
}

.brand-item img {
    height: 48px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.brand-item img[alt="Zoomlion"] {
    transform: scale(1.3);
}

.brand-item:hover {
    border-color: var(--accent);
    background: rgba(245,158,11,.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* --- Testimonials --- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.testimonial-stars {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 15px;
    color: var(--text);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--text-white);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
}

.testimonial-author strong {
    display: block;
    font-size: 14px;
}

.testimonial-author span {
    font-size: 13px;
    color: var(--text-light);
}

/* --- FAQ --- */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-align: left;
    gap: 16px;
}

.faq-question:hover { color: var(--accent); }

.faq-arrow {
    flex-shrink: 0;
    transition: transform var(--transition);
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 0 20px;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* --- Contact --- */
#contact {
    position: relative;
}

#contact::before {
    content: '';
    position: absolute;
    top: -40px;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(to bottom, var(--bg-white), var(--bg-dark));
    pointer-events: none;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.contact-info > p {
    color: rgba(255,255,255,.6);
    margin-bottom: 36px;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.contact-method svg { flex-shrink: 0; margin-top: 2px; }

.contact-method strong {
    display: block;
    font-size: 14px;
    margin-bottom: 2px;
}

.contact-method p {
    color: rgba(255,255,255,.6);
    font-size: 14px;
}

.contact-whatsapp { margin-top: 8px; }

/* --- Form --- */
.contact-form-wrap {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius-lg);
    padding: 32px;
}

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

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: rgba(255,255,255,.8);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    font-family: inherit;
    font-size: 14px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: var(--radius);
    color: var(--text-white);
    transition: border-color var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255,255,255,.3);
}

.form-group textarea {
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255,255,255,.1);
}

.form-group select {
    appearance: none;
    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='rgba(255,255,255,0.5)' 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: 40px;
}

.form-group select option {
    background: var(--bg-dark);
    color: var(--text-white);
}

.form-note {
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,.4);
    margin-top: 12px;
}

/* --- Footer --- */
.footer {
    background: #0a0f1a;
    color: rgba(255,255,255,.6);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer-about p {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
}

.footer-about .logo-text { font-size: 18px; }
.footer-about .logo-text small { font-size: 10px; }

.footer-links h4,
.footer-contact h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 10px;
    font-size: 14px;
}

.footer-links a {
    color: rgba(255,255,255,.6);
    transition: color var(--transition);
}

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

.footer-certs {
    display: flex;
    gap: 8px;
    margin-top: 20px;
}

.cert-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    color: rgba(255,255,255,.7);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
}

/* --- Problems Grid --- */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
    align-items: stretch;
}

.problem-card {
    padding: 28px;
    display: flex;
    flex-direction: column;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    border-top: 3px solid #EF4444;
}

.problem-icon {
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.problem-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.solution-banner {
    background: var(--primary);
    border-radius: var(--radius-lg);
    padding: 28px 36px;
    text-align: center;
}

.solution-banner p {
    color: rgba(255,255,255,.85);
    font-size: 17px;
    line-height: 1.7;
}

.solution-banner strong {
    color: var(--accent);
}

/* --- Vertical Steps --- */
.steps-vertical {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
}

.steps-vertical::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 24px;
    bottom: 24px;
    width: 2px;
    background: var(--border);
}

.step-v {
    display: flex;
    gap: 24px;
    margin-bottom: 36px;
    position: relative;
}

.step-v:last-child { margin-bottom: 0; }

.step-v-num {
    width: 48px;
    height: 48px;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #000;
    font-size: 18px;
    font-weight: 800;
    border-radius: 50%;
    position: relative;
    z-index: 2;
}

.step-v-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    padding-top: 10px;
}

.step-v-content p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 10px;
}

.step-v-tag {
    display: inline-block;
    background: rgba(245,158,11,.15);
    color: #92400e;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
}

/* --- Brands Section (inside crane types) --- */
.brands-section {
    margin-top: 48px;
    text-align: center;
}

.brands-label {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* --- About Section --- */
.about-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 64px;
    align-items: center;
}

.about-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 16px;
}

.about-lead {
    font-size: 17px;
    color: rgba(255,255,255,.65);
    line-height: 1.7;
    margin-bottom: 32px;
}

.about-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-detail h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 6px;
}

.about-detail p {
    font-size: 14px;
    color: rgba(255,255,255,.6);
    line-height: 1.7;
}

.about-photo {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about-photo img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.img-placeholder-tall {
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius-lg);
    color: rgba(255,255,255,.3);
    font-size: 14px;
}

/* --- WhatsApp Float --- */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(37,211,102,.4);
    z-index: 999;
    transition: all var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37,211,102,.5);
}

/* =============================
   RESPONSIVE
   ============================= */

@media (max-width: 1024px) {
    .crane-types {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .steps {
        flex-wrap: wrap;
        gap: 24px;
    }

    .step-arrow { display: none; }

    .step { max-width: 100%; flex-basis: calc(50% - 12px); }

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

    .about-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

@media (max-width: 768px) {
    .top-bar-right { display: none; }

    .nav { display: none; }

    .mobile-menu-btn { display: flex; }

    /* Mobile menu open state */
    .nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--primary);
        padding: 16px 24px 24px;
        gap: 16px;
        box-shadow: var(--shadow-lg);
    }

    .nav.open .btn { width: 100%; }

    .hero {
        padding: 60px 0 50px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-sub { font-size: 16px; }

    .hero-ctas {
        flex-direction: column;
        margin-bottom: 40px;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px 24px;
    }

    .stat strong { font-size: 24px; }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 16px;
        right: 16px;
    }

    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }

    .section { padding: 56px 0; }

    .section-header h2 { font-size: 28px; }

    .crane-types { grid-template-columns: 1fr; }

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

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

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

    .about-wrapper { grid-template-columns: 1fr; gap: 32px; }

    .img-placeholder-tall { height: 250px; }
    .about-photo img { height: 250px; }

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

    .step { flex-basis: 100%; }

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

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

    .trust-items { gap: 24px; }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .brand-item {
        padding: 10px 16px;
        min-height: 44px;
    }

    .brand-item img {
        height: 24px;
        max-width: 100px;
    }
}