/* ============================================================
   Red Crest Solutions — app.css
   Palette: Deep charcoal + crimson red + off-white
   Typefaces: Rajdhani (headings) / Source Sans 3 (body)
   ============================================================ */

:root {
    --red:       #C0392B;
    --red-dark:  #96281B;
    --red-light: #E74C3C;
    --bg:        #0f1114;
    --bg-2:      #171a1f;
    --bg-3:      #1e2229;
    --border:    rgba(255,255,255,0.07);
    --text:      #e8eaed;
    --text-muted:#8a8f9a;
    --white:     #ffffff;
    --font-head: 'Rajdhani', sans-serif;
    --font-body: 'Source Sans 3', sans-serif;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.65;
    min-height: 100vh;
}

a { color: var(--red-light); text-decoration: none; }
a:hover { color: var(--white); }

/* ── LAYOUT ─────────────────────────────────────────────── */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.site-main { flex: 1; }

/* ── HEADER ─────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15,17,20,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Brand */
.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}
.brand-icon svg {
    width: 40px;
    height: 40px;
    display: block;
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.brand-name {
    font-family: var(--font-head);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--white);
    text-transform: uppercase;
}
.brand-sub {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Nav */
.main-nav {
    display: flex;
    gap: 0.25rem;
}
.main-nav a {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 0.4rem 0.9rem;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
}
.main-nav a:hover { color: var(--white); background: rgba(255,255,255,0.05); }
.main-nav a.active { color: var(--red-light); }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.65rem 1.6rem;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}
.btn-primary {
    background: var(--red);
    color: #fff;
}
.btn-primary:hover {
    background: var(--red-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(192,57,43,0.4);
}
.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-outline:hover {
    border-color: rgba(255,255,255,0.25);
    color: var(--white);
    background: rgba(255,255,255,0.04);
}

/* ── HERO ────────────────────────────────────────────────── */
.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.hero-eyebrow {
    font-family: var(--font-head);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--red-light);
    margin-bottom: 1rem;
}
.hero-title {
    font-family: var(--font-head);
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.01em;
    color: var(--white);
    margin-bottom: 1.25rem;
}
.hero-title .accent { color: var(--red-light); }
.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 460px;
    margin-bottom: 2rem;
    line-height: 1.7;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Hex grid graphic */
.hex-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.hex-cell {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: border-color 0.2s, transform 0.2s;
}
.hex-cell.active {
    border-color: rgba(192,57,43,0.4);
    background: linear-gradient(135deg, var(--bg-3) 0%, rgba(192,57,43,0.08) 100%);
}
.hex-cell:hover {
    transform: translateY(-3px);
    border-color: rgba(192,57,43,0.6);
}
.hex-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--red-light);
}
.hex-cell span {
    font-family: var(--font-head);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ── VALUE STRIP ─────────────────────────────────────────── */
.value-strip {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-2);
}
.value-strip-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}
.value-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.value-item strong {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.04em;
}
.value-item span {
    font-size: 0.82rem;
    color: var(--text-muted);
}
.value-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* ── PAGE HEADER ─────────────────────────────────────────── */
.page-header {
    background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
    border-bottom: 1px solid var(--border);
    padding: 3.5rem 2rem 3rem;
}
.page-header-inner {
    max-width: 1200px;
    margin: 0 auto;
}
.page-header h1 {
    font-family: var(--font-head);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.02em;
    margin-bottom: 0.5rem;
}
.page-header h1::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 0.85em;
    background: var(--red);
    margin-right: 0.6rem;
    vertical-align: middle;
    border-radius: 2px;
}
.page-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    padding-left: 0.9rem;
    border-left: 2px solid var(--border);
    margin-left: 0.25rem;
}

/* ── SERVICES GRID ───────────────────────────────────────── */
.services-grid-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3.5rem 2rem;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}
.service-card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.75rem;
    transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.service-card:hover {
    border-color: rgba(192,57,43,0.4);
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.service-card-icon {
    width: 48px;
    height: 48px;
    background: rgba(192,57,43,0.12);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.service-card-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--red-light);
}
.service-card h3 {
    font-family: var(--font-head);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.03em;
    margin-bottom: 1rem;
}
.service-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}
.service-bullets li {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding-left: 1rem;
    position: relative;
    line-height: 1.5;
}
.service-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 5px;
    height: 5px;
    background: var(--red);
    border-radius: 50%;
}

/* ── CTA BAND ────────────────────────────────────────────── */
.cta-band {
    background: linear-gradient(135deg, var(--bg-3) 0%, rgba(192,57,43,0.1) 100%);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 2.5rem 2rem;
}
.cta-band-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.cta-band p {
    font-family: var(--font-head);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--white);
}

/* ── CONTACT PAGE ────────────────────────────────────────── */
.contact-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3.5rem 2rem;
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 3rem;
    align-items: start;
}
.contact-info h2,
.contact-form-panel h2 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.03em;
    margin-bottom: 1.5rem;
}
.contact-items { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}
.contact-item-icon {
    width: 44px;
    height: 44px;
    background: rgba(192,57,43,0.12);
    border-radius: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-item-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--red-light);
}
.contact-item div {
    display: flex;
    flex-direction: column;
}
.contact-item strong {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    color: var(--white);
    text-transform: uppercase;
}
.contact-item span {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.1rem;
}

/* Form */
.contact-form-panel {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 2rem;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1.1rem;
}
.form-group label {
    font-family: var(--font-head);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.form-group input,
.form-group textarea {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 5px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 0.6rem 0.85rem;
    outline: none;
    transition: border-color 0.2s;
    resize: vertical;
    width: 100%;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--red);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555;
}
.form-error {
    background: rgba(192,57,43,0.15);
    border: 1px solid rgba(192,57,43,0.35);
    border-radius: 4px;
    color: #e87d72;
    font-size: 0.88rem;
    padding: 0.6rem 0.85rem;
    margin-bottom: 1rem;
}
.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2.5rem 1rem;
    gap: 0.75rem;
}
.form-success svg {
    width: 52px;
    height: 52px;
    stroke: #27ae60;
}
.form-success h3 {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
}
.form-success p { color: var(--text-muted); }

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
    border-top: 1px solid var(--border);
    background: var(--bg-2);
    padding: 1.25rem 2rem;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ── 404 ─────────────────────────────────────────────────── */
.not-found {
    text-align: center;
    padding: 6rem 2rem;
}
.not-found h1 {
    font-family: var(--font-head);
    font-size: 6rem;
    font-weight: 700;
    color: var(--red);
}
.not-found p { color: var(--text-muted); margin: 1rem 0 2rem; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 3rem 1.25rem 2.5rem;
    }
    .hero-graphic { display: none; }
    .value-divider { display: none; }
    .value-strip-inner { gap: 1.25rem; }
    .contact-grid { grid-template-columns: 1fr; }
    .cta-band-inner { flex-direction: column; align-items: flex-start; }
    .header-inner { padding: 0 1.25rem; }
    .main-nav a { padding: 0.4rem 0.55rem; font-size: 0.9rem; }
}