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

:root {
    --green-dark: #116b35;
    --green: #4fb725;
    --green-light: #14c947;
    --green-pale: #e8f5e9;
    --dark: #1a1a1a;
    --dark-2: #242424;
    --gray: #666;
    --gray-light: #f5f5f5;
    --gray-border: #e0e0e0;
    --white: #ffffff;
    --radius: 8px;
    --shadow: 0 2px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --container: 1200px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; border-radius: var(--radius); font-weight: 700;
    font-size: 16px; transition: all 0.25s; cursor: pointer; border: none; text-align: center;
}
.btn-primary {
    background: var(--green-dark); color: var(--white);
    box-shadow: 0 4px 16px rgba(17,107,53,0.3);
}
.btn-primary:hover { background: var(--green); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(17,107,53,0.4); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,0.4); }
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }
.btn-lg { padding: 18px 40px; font-size: 18px; }
.btn-block { width: 100%; display: flex; }

/* ===== STICKY CTA ===== */
.sticky-cta {
    position: fixed; bottom: 0; left: 0; right: 0; display: none;
    z-index: 1000; background: var(--white); padding: 10px 12px; gap: 8px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15); border-top: 3px solid var(--green-dark);
}
.sticky-btn {
    flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 14px 8px; border-radius: 10px; font-weight: 700; font-size: 15px; transition: all 0.2s;
}
.sticky-call { background: var(--green-dark); color: var(--white); }
.sticky-form { background: var(--green-pale); color: var(--green-dark); border: 2px solid var(--green-dark); }
@media (max-width: 768px) {
    .sticky-cta { display: flex; }
    body { padding-bottom: 72px; }
}

/* ===== TOP BAR ===== */
.topbar {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    padding: 8px 0;
}
.topbar-inner {
    display: flex; justify-content: space-between; gap: 16px;
}
@media (max-width: 600px) {
    .topbar-inner { justify-content: center; font-size: 12px; }
    .topbar-inner span:first-child { display: none; }
}

/* ===== HEADER ===== */
.header {
    position: sticky; top: 0; z-index: 100;
    background: var(--white); border-bottom: 1px solid var(--gray-border);
    box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 0; gap: 20px;
}
.logo img { height: 48px; width: auto; }
.nav { display: flex; gap: 28px; }
.nav a { font-size: 15px; font-weight: 600; color: var(--dark); transition: color 0.2s; }
.nav a:hover { color: var(--green-dark); }
.header-phone { font-weight: 700; color: var(--green-dark); font-size: 16px; white-space: nowrap; }
.header-btn {
    padding: 10px 24px; font-size: 15px; white-space: nowrap;
}
@media (max-width: 900px) { .nav { display: none; } }
@media (max-width: 600px) {
    .header-phone { font-size: 14px; }
    .header-btn { padding: 8px 16px; font-size: 13px; }
}

/* ===== HERO ===== */
.hero {
    position: relative; min-height: 85vh; display: flex; align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0; background-size: cover; background-position: center;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(17,107,53,0.92) 0%, rgba(10,40,20,0.88) 100%);
}
.hero-content {
    position: relative; z-index: 2; padding: 60px 0; max-width: 700px;
}
.hero-badge {
    display: inline-block; background: rgba(255,255,255,0.15); color: var(--white);
    padding: 8px 20px; border-radius: 50px; font-size: 14px; font-weight: 600;
    margin-bottom: 24px; border: 1px solid rgba(255,255,255,0.3);
}
.hero h1 {
    font-size: clamp(30px, 5.5vw, 52px); font-weight: 900; line-height: 1.15;
    color: var(--white); margin-bottom: 20px; letter-spacing: -0.5px;
}
.accent { color: var(--green-light); }
.hero-subtitle {
    font-size: clamp(16px, 2.5vw, 19px); color: rgba(255,255,255,0.9);
    margin-bottom: 32px; max-width: 560px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-trust { display: flex; gap: 24px; flex-wrap: wrap; }
.trust-item { color: rgba(255,255,255,0.95); font-size: 14px; font-weight: 500; }
@media (max-width: 600px) {
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn { width: 100%; }
    .hero-trust { flex-direction: column; gap: 8px; }
}

/* ===== TRUST BAR ===== */
.trust-bar { background: var(--green-dark); padding: 36px 0; }
.trust-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center;
}
.stat-number { font-size: clamp(28px, 5vw, 44px); font-weight: 900; color: var(--white); line-height: 1; }
.stat-label { color: rgba(255,255,255,0.8); font-size: 14px; margin-top: 6px; }
@media (max-width: 600px) { .trust-grid { grid-template-columns: repeat(2,1fr); gap: 24px 10px; } }

/* ===== SECTION HEADER ===== */
.section-header { text-align: center; margin-bottom: 48px; padding: 0 10px; }
.section-tag {
    display: inline-block; background: var(--green-pale); color: var(--green-dark);
    padding: 6px 16px; border-radius: 50px; font-size: 13px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px;
}
.section-header h2 {
    font-size: clamp(26px, 4vw, 38px); font-weight: 800; color: var(--dark);
    margin-bottom: 12px; letter-spacing: -0.5px;
}
.section-header p { color: var(--gray); font-size: 17px; }
.section-tag.light { background: rgba(255,255,255,0.15); color: var(--white); }

/* ===== ADVANTAGES ===== */
.advantages { padding: 80px 0; background: var(--white); scroll-margin-top: 80px; }
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.adv-card {
    background: var(--white); border: 2px solid var(--gray-border); border-radius: var(--radius);
    padding: 32px 28px; transition: all 0.3s;
}
.adv-card:hover { border-color: var(--green); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.adv-icon { font-size: 44px; margin-bottom: 16px; }
.adv-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; color: var(--dark); }
.adv-card p { color: var(--gray); font-size: 15px; }
@media (max-width: 900px) { .adv-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .adv-grid { grid-template-columns: 1fr; } .advantages { padding: 60px 0; } }

/* ===== PILE TYPES ===== */
.pile-types { padding: 80px 0; background: var(--gray-light); }
.pile-types-wrapper {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.pile-image img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; }
.pile-info h3 { font-size: 26px; font-weight: 800; margin-bottom: 20px; color: var(--dark); }
.pile-specs { margin-bottom: 20px; }
.spec-row {
    display: flex; justify-content: space-between; padding: 12px 0;
    border-bottom: 1px solid var(--gray-border);
}
.spec-label { font-weight: 600; color: var(--dark); }
.spec-value { color: var(--green-dark); font-weight: 700; }
.pile-desc { color: var(--gray); font-size: 15px; line-height: 1.7; }
@media (max-width: 768px) { .pile-types-wrapper { grid-template-columns: 1fr; gap: 32px; } }

/* ===== COMPARISON TABLE ===== */
.comparison { padding: 80px 0; background: var(--white); scroll-margin-top: 80px; }
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius); box-shadow: var(--shadow); }
.compare-table { width: 100%; border-collapse: collapse; min-width: 700px; }
.compare-table th {
    background: var(--green-dark); color: var(--white); padding: 16px 12px;
    font-size: 14px; font-weight: 700; text-align: center;
}
.compare-table th.highlight { background: var(--green); position: relative; }
.compare-table th.highlight::after {
    content: '★'; position: absolute; top: 4px; right: 8px; font-size: 12px; color: var(--white);
}
.compare-table td {
    padding: 14px 12px; text-align: center; font-size: 14px;
    border-bottom: 1px solid var(--gray-border); color: var(--dark);
}
.compare-table td:first-child { text-align: left; font-weight: 600; }
.compare-table td.highlight { background: var(--green-pale); color: var(--green-dark); font-weight: 700; }
.compare-table tbody tr:hover { background: #fafafa; }
.compare-table tbody tr:hover td.highlight { background: #d4edda; }

/* ===== APPLICATIONS ===== */
.applications { padding: 80px 0; background: var(--gray-light); }
.app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.app-item {
    background: var(--white); border-radius: var(--radius); padding: 28px 24px;
    text-align: center; box-shadow: var(--shadow); transition: transform 0.3s;
}
.app-item:hover { transform: translateY(-4px); }
.app-icon { font-size: 40px; margin-bottom: 12px; }
.app-item p { color: var(--dark); font-size: 15px; font-weight: 500; }
@media (max-width: 900px) { .app-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .app-grid { grid-template-columns: 1fr; } }

/* ===== SERVICES ===== */
.services { padding: 80px 0; background: var(--white); scroll-margin-top: 80px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
    background: var(--white); border: 2px solid var(--gray-border); border-radius: var(--radius);
    padding: 32px 28px; transition: all 0.3s;
}
.service-card:hover { border-color: var(--green); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-icon { font-size: 40px; margin-bottom: 16px; }
.service-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.service-card p { color: var(--gray); font-size: 15px; margin-bottom: 16px; }
.service-card ul { list-style: none; padding: 0; }
.service-card ul li { padding: 4px 0; font-size: 14px; padding-left: 20px; position: relative; }
.service-card ul li::before { content: '✓'; color: var(--green-dark); font-weight: 700; position: absolute; left: 0; }
@media (max-width: 900px) { .services-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .services-grid { grid-template-columns: 1fr; } }

/* ===== PROCESS ===== */
.process { padding: 80px 0; background: var(--gray-light); }
.process-steps {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.step {
    background: var(--white); border-radius: var(--radius); padding: 28px 24px;
    position: relative; box-shadow: var(--shadow);
}
.step-number {
    width: 48px; height: 48px; border-radius: 50%; background: var(--green-dark);
    color: var(--white); font-size: 22px; font-weight: 900;
    display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.step-content h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step-content p { color: var(--gray); font-size: 14px; }
.process-note {
    text-align: center; margin-top: 32px; padding: 20px;
    background: var(--green-pale); border-radius: var(--radius);
}
.process-note p { color: var(--green-dark); font-weight: 700; font-size: 16px; }
@media (max-width: 900px) { .process-steps { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .process-steps { grid-template-columns: 1fr; } }

/* ===== PROJECTS ===== */
.projects { padding: 80px 0; background: var(--white); scroll-margin-top: 80px; }
.projects-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.project-card {
    position: relative; border-radius: var(--radius); overflow: hidden;
    aspect-ratio: 4/3; box-shadow: var(--shadow); cursor: pointer;
}
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.project-card:hover img { transform: scale(1.08); }
.project-overlay {
    position: absolute; bottom: 0; left: 0; right: 0; padding: 14px;
    background: linear-gradient(180deg, transparent 0%, rgba(17,107,53,0.95) 100%);
    display: flex; flex-direction: column; gap: 2px;
}
.project-year { color: var(--white); font-weight: 700; font-size: 14px; }
.project-type { color: rgba(255,255,255,0.85); font-size: 12px; }
@media (max-width: 900px) { .projects-grid { grid-template-columns: repeat(3,1fr); } }
@media (max-width: 600px) { .projects-grid { grid-template-columns: repeat(2,1fr); } }

/* ===== STATS BAR ===== */
.stats-bar { padding: 60px 0; background: var(--green-dark); }
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    text-align: center; margin-bottom: 32px;
}
.stat-item .stat-big { font-size: clamp(32px, 5vw, 48px); font-weight: 900; color: var(--white); }
.stat-item .stat-text { color: rgba(255,255,255,0.8); font-size: 14px; margin-top: 4px; }
.stats-features {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 32px;
    max-width: 800px; margin: 0 auto;
}
.stat-feature {
    color: rgba(255,255,255,0.95); font-size: 15px; padding: 6px 0;
}
@media (max-width: 600px) {
    .stats-grid { grid-template-columns: repeat(2,1fr); gap: 24px 10px; }
    .stats-features { grid-template-columns: 1fr; }
}

/* ===== ABOUT ===== */
.about { padding: 80px 0; background: var(--gray-light); }
.about-wrapper {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.about-image img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; }
.about-content h2 { font-size: clamp(26px, 4vw, 36px); font-weight: 800; margin-bottom: 20px; }
.about-content p { color: var(--gray); font-size: 16px; margin-bottom: 16px; line-height: 1.7; }
.about-list { list-style: none; padding: 0; margin-top: 20px; }
.about-list li { padding: 6px 0; color: var(--dark); font-size: 15px; font-weight: 500; }
@media (max-width: 768px) { .about-wrapper { grid-template-columns: 1fr; gap: 32px; } }

/* ===== MODAL FORM ===== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(0,0,0,0.6);
    display: none; align-items: center; justify-content: center;
    padding: 16px; backdrop-filter: blur(2px);
}
.modal-overlay.active { display: flex; animation: fadeIn 0.2s; }
.modal-box {
    background: var(--white); border-radius: 16px; padding: 28px 24px 24px;
    width: 100%; max-width: 380px; position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: slideUp 0.3s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(40px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-close {
    position: absolute; top: 12px; right: 12px;
    background: none; border: none; font-size: 24px; cursor: pointer;
    color: var(--gray); line-height: 1; padding: 4px 8px;
}
.modal-close:hover { color: var(--dark); }
.modal-phone-top {
    text-align: center; margin-bottom: 20px; padding-bottom: 16px;
    border-bottom: 2px solid var(--green-pale);
}
.modal-phone-link {
    display: block; font-size: 24px; font-weight: 800;
    color: var(--green-dark); margin-bottom: 4px;
}
.modal-phone-hint { font-size: 14px; color: var(--gray); }
.modal-form h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; text-align: center; }
.modal-form .form-group { margin-bottom: 12px; }
.modal-form input {
    width: 100%; padding: 14px 16px; border: 2px solid var(--gray-border);
    border-radius: 10px; font-size: 16px; font-family: inherit;
}
.modal-form input:focus { outline: none; border-color: var(--green-dark); }
.form-disclaimer { text-align: center; font-size: 13px; color: var(--gray); margin-top: 12px; }

/* ===== INLINE LEAD FORM (simplified) ===== */
.lead-section { padding: 60px 0; background: var(--green-dark); scroll-margin-top: 80px; }
.lead-inline { text-align: center; max-width: 500px; margin: 0 auto; }
.lead-phone-big a {
    display: inline-block; font-size: clamp(28px, 6vw, 40px); font-weight: 900;
    color: var(--white); text-decoration: none; margin-bottom: 8px;
}
.lead-phone-big p { color: rgba(255,255,255,0.8); font-size: 16px; margin-bottom: 24px; }
.lead-form-inline {
    display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 12px;
}
.lead-form-inline input {
    flex: 1; min-width: 150px; padding: 16px 20px; border: none;
    border-radius: 10px; font-size: 16px; font-family: inherit;
}
.lead-form-inline input:focus { outline: 3px solid var(--green-light); }
.lead-form-inline .btn { flex: 0 0 auto; }
.lead-disclaimer { color: rgba(255,255,255,0.6); font-size: 13px; }
@media (max-width: 600px) {
    .lead-form-inline { flex-direction: column; }
    .lead-form-inline input { width: 100%; }
    .lead-form-inline .btn { width: 100%; }
}

/* ===== FOOTER ===== */
.footer { background: var(--dark); color: #999; padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4 { color: var(--white); font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.footer-col p { font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { padding: 4px 0; font-size: 14px; }
.footer-col ul li a { color: #999; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--green-light); }
.footer-social { display: flex; gap: 16px; }
.footer-social a { color: var(--green-light); font-size: 14px; font-weight: 600; }
.footer-bottom {
    padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08);
    text-align: center; font-size: 13px;
}
.footer-bottom a { color: #999; }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }

/* ===== THANK YOU ===== */
.thank-you {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--green-dark) 0%, #0a3d1c 100%); padding: 20px; text-align: center;
}
.thank-you-content { max-width: 500px; }
.thank-you-icon { font-size: 80px; margin-bottom: 24px; }
.thank-you h1 { font-size: 32px; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.thank-you p { color: rgba(255,255,255,0.85); font-size: 17px; margin-bottom: 32px; }
.thank-you-phone { display: block; margin-top: 24px; }
.thank-you-phone a { color: var(--green-light); font-weight: 700; font-size: 22px; }