/* ===== VARIABLES ===== */
:root {
    --primary: #1e3050;
    --primary-dark: #0f1f38;
    --accent: #f97316;
    --accent-hover: #ea6e00;
    --text: #111827;
    --text-muted: #6b7280;
    --bg-light: #f8fafc;
    --border: #e5e7eb;
    --white: #ffffff;
    --nav-height: 70px;
    --shadow: 0 4px 6px -1px rgba(0,0,0,.1);
    --shadow-lg: 0 20px 40px rgba(0,0,0,.12);
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }
body { font-family: 'Inter', sans-serif; color: var(--text); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { text-decoration: none; }
ul { list-style: none; }
select { appearance: none; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--nav-height);
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    display: flex; align-items: center;
    z-index: 1000;
    transition: box-shadow .3s;
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,.35); }
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; width: 100%;
}
.nav-logo {
    display: flex; align-items: center; gap: 12px;
}
.nav-logo img { height: 40px; width: auto; }
.nav-logo-text { color: white; font-size: 1.05rem; font-weight: 700; line-height: 1.2; }
.nav-logo-sub { font-size: .7rem; color: rgba(255,255,255,.5); font-weight: 400; }
.nav-links {
    display: flex; align-items: center; gap: 4px;
}
.nav-links a {
    color: rgba(255,255,255,.85); padding: 8px 13px; border-radius: 7px;
    font-size: .9rem; transition: color .2s, background .2s;
}
.nav-links a:hover { color: white; background: rgba(255,255,255,.1); }
.nav-cta {
    background: var(--accent) !important; color: white !important;
    padding: 9px 20px !important; border-radius: 8px !important;
    font-weight: 600 !important; transition: background .2s !important;
}
.nav-cta:hover { background: var(--accent-hover) !important; }
.nav-hamburger {
    display: none; flex-direction: column; gap: 5px; cursor: pointer;
    background: none; border: none; padding: 4px;
}
.nav-hamburger span { display: block; width: 24px; height: 2px; background: white; transition: transform .3s, opacity .3s; }
.nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    background-size: cover; background-position: center; background-repeat: no-repeat;
    position: relative; display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 120px 24px 80px;
}
.hero::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to bottom, rgba(8,15,35,.75) 0%, rgba(8,15,35,.65) 55%, rgba(8,15,35,.82) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 820px; }
.hero-tag {
    display: inline-flex; align-items: center; gap: 7px;
    background: var(--accent); color: white; font-size: .78rem; font-weight: 700;
    padding: 5px 14px; border-radius: 100px; margin-bottom: 22px;
    letter-spacing: .06em; text-transform: uppercase;
}
.hero h1 {
    font-size: clamp(2rem,5.5vw,3.6rem); font-weight: 800; color: white;
    line-height: 1.13; margin-bottom: 20px; letter-spacing: -.03em;
}
.hero p {
    font-size: 1.1rem; color: rgba(255,255,255,.82); max-width: 600px;
    margin: 0 auto 38px; line-height: 1.75;
}
.hero-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
    background: var(--accent); color: white; padding: 14px 28px;
    border-radius: 9px; font-weight: 600; font-size: .98rem;
    display: inline-flex; align-items: center; gap: 9px;
    transition: background .2s, transform .15s;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn-ghost {
    background: transparent; color: white; padding: 14px 28px;
    border-radius: 9px; font-weight: 600; font-size: .98rem;
    border: 2px solid rgba(255,255,255,.45);
    display: inline-flex; align-items: center; gap: 9px;
    transition: border-color .2s, background .2s;
}
.btn-ghost:hover { border-color: white; background: rgba(255,255,255,.1); }

/* ===== STATS ===== */
.stats { background: var(--primary-dark); padding: 44px 24px; }
.stats-grid {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center;
}
.stat-item { padding: 20px; }
.stat-number {
    font-size: 2.6rem; font-weight: 800; color: var(--accent);
    line-height: 1; margin-bottom: 8px;
}
.stat-label { font-size: .88rem; color: rgba(255,255,255,.65); }
.stat-icon { font-size: 2rem; color: var(--accent); margin-bottom: 8px; }

/* ===== SECTIONS COMMON ===== */
section { padding: 84px 24px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-tag {
    display: inline-block; background: rgba(249,115,22,.12); color: var(--accent);
    font-size: .78rem; font-weight: 700; padding: 5px 14px; border-radius: 100px;
    margin-bottom: 12px; letter-spacing: .07em; text-transform: uppercase;
}
.section-title {
    font-size: clamp(1.6rem,3vw,2.45rem); font-weight: 800; color: var(--text);
    margin-bottom: 14px; letter-spacing: -.025em; line-height: 1.2;
}
.section-subtitle { font-size: 1rem; color: var(--text-muted); max-width: 600px; line-height: 1.75; }
.section-header { margin-bottom: 54px; }
.section-header.center { text-align: center; }
.section-header.center .section-subtitle { margin: 0 auto; }

/* ===== ABOUT ===== */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-text .section-title { margin-top: 10px; }
.about-text p { color: var(--text-muted); margin-bottom: 16px; line-height: 1.8; }
.about-badge {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--bg-light); border: 1px solid var(--border);
    padding: 10px 18px; border-radius: 9px; margin-top: 6px;
    font-size: .88rem; color: var(--text-muted);
}
.about-badge i { color: var(--accent); }
.about-image img {
    width: 100%; height: 420px; object-fit: cover;
    border-radius: 18px; box-shadow: var(--shadow-lg);
}
.about-image-placeholder {
    width: 100%; height: 420px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 18px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
}
.about-image-placeholder i { font-size: 5rem; color: rgba(255,255,255,.25); }
.about-image-placeholder span { color: rgba(255,255,255,.4); font-size: .9rem; }

/* ===== SERVICES ===== */
.services { background: var(--bg-light); }
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.service-card {
    background: var(--white); border-radius: 16px; padding: 32px;
    border: 1px solid var(--border);
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.service-card:hover {
    transform: translateY(-5px); box-shadow: var(--shadow-lg);
    border-color: rgba(249,115,22,.3);
}
.service-icon {
    width: 56px; height: 56px; background: rgba(249,115,22,.1);
    border-radius: 13px; display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px;
}
.service-icon i { font-size: 1.45rem; color: var(--accent); }
.service-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.service-card p { font-size: .88rem; color: var(--text-muted); line-height: 1.75; }

/* ===== WHY US ===== */
.why { background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 28px; }
.why-item {
    display: flex; gap: 20px; padding: 28px;
    background: var(--bg-light); border-radius: 16px; border: 1px solid var(--border);
    transition: border-color .2s, box-shadow .2s;
}
.why-item:hover { border-color: rgba(249,115,22,.4); box-shadow: 0 8px 24px rgba(0,0,0,.07); }
.why-icon {
    width: 52px; height: 52px; background: rgba(249,115,22,.1);
    border-radius: 13px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.why-icon i { font-size: 1.3rem; color: var(--accent); }
.why-content h3 { font-size: 1.03rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.why-content p { font-size: .88rem; color: var(--text-muted); line-height: 1.75; }

/* ===== PROCESS ===== */
.process { background: var(--bg-light); }
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; position: relative; }
.process-grid::before {
    content: ''; position: absolute; top: 36px; left: 13%; right: 13%; height: 2px;
    background: linear-gradient(90deg, var(--accent) 0%, rgba(249,115,22,.1) 100%); z-index: 0;
}
.process-step { text-align: center; position: relative; z-index: 1; }
.process-number {
    width: 72px; height: 72px; background: var(--accent); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px; position: relative;
    box-shadow: 0 8px 28px rgba(249,115,22,.35);
}
.process-number i { font-size: 1.5rem; color: white; }
.process-step-num {
    position: absolute; top: -8px; right: -8px;
    width: 26px; height: 26px; background: var(--primary-dark); color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: .75rem; font-weight: 700; border: 2px solid white;
}
.process-step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.process-step p { font-size: .875rem; color: var(--text-muted); line-height: 1.7; }

/* ===== CONTACT ===== */
.contact { background: var(--primary-dark); color: white; }
.contact .section-title { color: white; }
.contact .section-subtitle { color: rgba(255,255,255,.6); }
.contact .section-tag { background: rgba(249,115,22,.22); color: #fb923c; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info-items { display: flex; flex-direction: column; gap: 22px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-icon {
    width: 44px; height: 44px; background: rgba(249,115,22,.2);
    border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-icon i { color: var(--accent); font-size: 1rem; }
.contact-info-content strong {
    display: block; color: rgba(255,255,255,.55); font-size: .73rem;
    text-transform: uppercase; letter-spacing: .09em; margin-bottom: 3px;
}
.contact-info-content span { color: white; font-size: .98rem; font-weight: 500; }
.contact-info-content a {
    color: var(--accent); font-size: 1.25rem; font-weight: 700;
}
.contact-info-content a:hover { text-decoration: underline; }
.contact-form {
    background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
    border-radius: 18px; padding: 34px;
}
.contact-form h3 { font-size: 1.2rem; font-weight: 700; color: white; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: .83rem; color: rgba(255,255,255,.55); margin-bottom: 6px; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 11px 14px;
    background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
    border-radius: 8px; color: white; font-size: .93rem; font-family: inherit;
    transition: border-color .2s; outline: none;
}
.form-group select option { background: #1e3050; color: white; }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,.28); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent); }
.form-group textarea { height: 120px; resize: vertical; }
.form-submit {
    width: 100%; background: var(--accent); color: white; border: none;
    padding: 13px 24px; border-radius: 9px; font-size: .98rem; font-weight: 600;
    font-family: inherit; cursor: pointer; transition: background .2s; margin-top: 4px;
    display: flex; align-items: center; justify-content: center; gap: 9px;
}
.form-submit:hover { background: var(--accent-hover); }
.form-alert {
    padding: 12px 16px; border-radius: 9px; margin-bottom: 16px;
    font-size: .88rem; display: flex; align-items: center; gap: 8px;
}
.form-alert-success { background: rgba(34,197,94,.18); border: 1px solid rgba(34,197,94,.35); color: #86efac; }
.form-alert-error { background: rgba(239,68,68,.18); border: 1px solid rgba(239,68,68,.35); color: #fca5a5; }

/* ===== FOOTER ===== */
footer { background: #020617; padding: 64px 24px 28px; }
.footer-grid {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 52px;
    padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.07);
}
.footer-brand-logo {
    display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
}
.footer-brand-logo img { height: 36px; width: auto; filter: brightness(0) invert(1); opacity: .8; }
.footer-brand-logo span { color: white; font-weight: 700; font-size: .98rem; }
.footer-brand-logo i { font-size: 1.4rem; color: var(--accent); }
.footer-desc { font-size: .88rem; color: rgba(255,255,255,.45); line-height: 1.75; max-width: 300px; }
.footer-col h4 {
    color: white; font-size: .82rem; font-weight: 600;
    margin-bottom: 18px; text-transform: uppercase; letter-spacing: .08em;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,.45); font-size: .88rem; transition: color .2s; }
.footer-links a:hover { color: var(--accent); }
.footer-contact-items { display: flex; flex-direction: column; gap: 13px; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; font-size: .875rem; }
.footer-contact-item i { color: var(--accent); margin-top: 3px; flex-shrink: 0; width: 14px; }
.footer-contact-item span { color: rgba(255,255,255,.55); }
.footer-bottom {
    max-width: 1200px; margin: 0 auto; padding-top: 26px;
    display: flex; align-items: center; justify-content: space-between;
    font-size: .83rem; color: rgba(255,255,255,.35);
}
.footer-bottom a { color: rgba(255,255,255,.25); transition: color .2s; }
.footer-bottom a:hover { color: rgba(255,255,255,.6); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .nav-links {
        display: none; position: fixed; top: var(--nav-height); left: 0; right: 0;
        background: var(--nav-bg); flex-direction: column;
        padding: 16px; gap: 4px;
        border-top: 1px solid rgba(255,255,255,.08);
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 12px 16px; width: 100%; text-align: center; }
    .nav-hamburger { display: flex; }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .services-grid { grid-template-columns: repeat(2,1fr); }
    .process-grid { grid-template-columns: repeat(2,1fr); }
    .process-grid::before { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    section { padding: 60px 20px; }
    .services-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn-primary, .btn-ghost { width: 100%; max-width: 300px; justify-content: center; }
}