/* =============================================================================
   Speedify Logistics — site styles
   Mobile-first, no framework. CSS custom properties for the design tokens.
   ============================================================================= */

:root {
    --navy-900: #0a2540;
    --navy-800: #102d50;
    --navy-700: #1a3d6b;
    --navy-600: #2a5183;
    --amber-500: #f59e0b;
    --amber-600: #d97706;
    --amber-100: #fef3c7;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --slate-700: #334155;
    --slate-500: #64748b;
    --slate-400: #94a3b8;
    --slate-300: #cbd5e1;
    --slate-200: #e2e8f0;
    --slate-100: #f1f5f9;
    --slate-50:  #f8fafc;
    --white:     #ffffff;

    --color-primary:    var(--navy-900);
    --color-primary-700: var(--navy-700);
    --color-accent:     var(--amber-500);
    --color-accent-dark: var(--amber-600);
    --color-text:       var(--slate-800);
    --color-text-muted: var(--slate-500);
    --color-border:     var(--slate-200);
    --color-surface:    var(--white);
    --color-soft:       var(--slate-50);

    --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);

    --radius-sm: 6px;
    --radius:    10px;
    --radius-lg: 16px;

    --container-w: 1200px;
    --header-h:   72px;
}

/* Reset / base ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-surface);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--color-accent-dark); }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--slate-900);
    line-height: 1.2;
    margin: 0 0 .6em;
    font-weight: 700;
    letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
p  { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

.container { width: 100%; max-width: var(--container-w); margin: 0 auto; padding: 0 1.25rem; }

.skip-link {
    position: absolute; left: -9999px; top: 0;
    background: var(--color-primary); color: #fff;
    padding: .75rem 1rem; z-index: 10000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Buttons ------------------------------------------------------------------ */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    padding: .85rem 1.4rem;
    font-family: var(--font-heading);
    font-size: .95rem; font-weight: 600;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--sm { padding: .6rem 1rem; font-size: .875rem; }
.btn--lg { padding: 1rem 1.75rem; font-size: 1rem; }

.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--navy-700); color: #fff; }

.btn--accent { background: var(--color-accent); color: var(--navy-900); }
.btn--accent:hover { background: var(--color-accent-dark); color: #fff; }

.btn--ghost {
    background: transparent; color: var(--color-primary);
    border-color: var(--color-border);
}
.btn--ghost:hover { background: var(--color-soft); }

.btn--on-dark {
    background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.3);
    backdrop-filter: blur(4px);
}
.btn--on-dark:hover { background: rgba(255,255,255,0.18); color: #fff; }

/* Header ------------------------------------------------------------------- */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: saturate(140%) blur(10px);
    border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
    height: var(--header-h);
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand {
    display: inline-flex; align-items: center; gap: .65rem;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 800;
}
.brand:hover { color: var(--color-primary); }
.brand__mark { display: inline-flex; color: var(--color-primary); }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-size: 1.05rem; letter-spacing: -0.01em; }
.brand__sub  { font-size: .75rem; font-weight: 600; color: var(--amber-600); text-transform: uppercase; letter-spacing: .12em; }

.nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; align-items: center;
    width: 44px; height: 44px;
    background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius);
    cursor: pointer; padding: 0;
}
.nav-toggle span {
    display: block; width: 22px; height: 2px; background: var(--color-primary); margin: 3px 0; transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.primary-nav { display: none; }
.primary-nav.is-open {
    display: block;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-border);
    padding: .75rem 1rem 1rem;
    box-shadow: var(--shadow-md);
}
.primary-nav ul {
    display: flex; flex-direction: column; gap: .25rem;
}
.primary-nav__link {
    display: block; padding: .8rem .5rem;
    color: var(--color-text); font-weight: 500; font-size: 1rem;
    border-radius: var(--radius-sm);
}
.primary-nav__link:hover { background: var(--color-soft); color: var(--color-primary); }
.primary-nav__link.is-active {
    background: var(--color-primary);
    color: #fff;
    font-weight: 600;
}
.primary-nav__link.is-active:hover { background: var(--navy-700); color: #fff; }
.primary-nav__cta-li { padding-top: .5rem; border-top: 1px solid var(--color-border); margin-top: .25rem; }
.primary-nav__cta-li .btn { width: 100%; }

@media (min-width: 900px) {
    .nav-toggle { display: none; }
    .primary-nav {
        display: block; position: static; padding: 0; box-shadow: none; border: 0; background: transparent;
    }
    .primary-nav ul {
        flex-direction: row; align-items: center; gap: .25rem;
    }
    .primary-nav__link {
        padding: .55rem .9rem;
    }
    .primary-nav__cta-li {
        padding-top: 0; border-top: 0; margin-top: 0; margin-left: .5rem;
    }
    .primary-nav__cta-li .btn { width: auto; }
}

/* Sections ----------------------------------------------------------------- */
.section { padding: 4rem 0; }
@media (min-width: 768px) { .section { padding: 5.5rem 0; } }

.section--soft { background: var(--color-soft); }
.section--dark { background: var(--navy-900); color: #fff; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.85); }

.eyebrow {
    display: inline-block;
    font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
    color: var(--amber-600);
    margin-bottom: .75rem;
}
.section-title { max-width: 720px; margin-bottom: 2.5rem; }
.section-title__lead { color: var(--color-text-muted); font-size: 1.05rem; }

/* Hero --------------------------------------------------------------------- */
.hero {
    position: relative;
    color: #fff;
    background:
        linear-gradient(135deg, rgba(10,37,64,0.85) 0%, rgba(10,37,64,0.55) 60%, rgba(10,37,64,0.7) 100%),
        url('https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?auto=format&fit=crop&w=1800&q=80') center / cover no-repeat;
    min-height: 560px;
    display: flex; align-items: center;
    padding: 5rem 0 4rem;
}
.hero--compact { min-height: 320px; padding: 4rem 0 3rem; }
.hero__content { max-width: 720px; }
.hero h1 { color: #fff; margin-bottom: 1rem; }
.hero p.hero__lead { font-size: 1.15rem; color: rgba(255,255,255,0.92); margin-bottom: 2rem; max-width: 620px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .75rem; }

.hero--about    { background-image: linear-gradient(135deg, rgba(10,37,64,0.85), rgba(10,37,64,0.7)), url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d?auto=format&fit=crop&w=1800&q=80'); }
.hero--services { background-image: linear-gradient(135deg, rgba(10,37,64,0.85), rgba(10,37,64,0.7)), url('https://images.unsplash.com/photo-1494412574643-ff11b0a5c1c3?auto=format&fit=crop&w=1800&q=80'); }
.hero--contact  { background-image: linear-gradient(135deg, rgba(10,37,64,0.85), rgba(10,37,64,0.7)), url('https://images.unsplash.com/photo-1553413077-190dd305871c?auto=format&fit=crop&w=1800&q=80'); }
.hero--inquiry  { background-image: linear-gradient(135deg, rgba(10,37,64,0.85), rgba(10,37,64,0.7)), url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?auto=format&fit=crop&w=1800&q=80'); }

/* Intro grid (home) ------------------------------------------------------- */
.intro-grid {
    display: grid; gap: 2.5rem;
    grid-template-columns: 1fr;
    align-items: center;
}
@media (min-width: 900px) {
    .intro-grid { grid-template-columns: 1.1fr 1fr; gap: 4rem; }
}
.intro-grid__image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4 / 3;
    background: var(--slate-100);
}
.intro-grid__image img { width: 100%; height: 100%; object-fit: cover; }

/* Service cards (home preview + services page) --------------------------- */
.service-grid {
    display: grid; gap: 1.25rem;
    grid-template-columns: 1fr;
}
@media (min-width: 640px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .service-grid { grid-template-columns: repeat(4, 1fr); } }

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    display: flex; flex-direction: column;
}
.service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--slate-300);
}
.service-card__icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--amber-100); color: var(--amber-600);
    margin-bottom: 1.25rem;
}
.service-card__icon svg { width: 28px; height: 28px; }
.service-card h3 { font-size: 1.1rem; margin-bottom: .5rem; }
.service-card p { color: var(--color-text-muted); font-size: .95rem; margin-bottom: 1rem; }
.service-card__link {
    margin-top: auto;
    font-weight: 600; font-size: .9rem;
    color: var(--color-primary);
    display: inline-flex; align-items: center; gap: .35rem;
}
.service-card__link::after { content: '→'; transition: transform .15s ease; }
.service-card__link:hover::after { transform: translateX(3px); }

/* Services page — alternating rows -------------------------------------- */
.service-row {
    display: grid; gap: 2.5rem;
    grid-template-columns: 1fr;
    align-items: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--color-border);
}
.service-row:last-child { border-bottom: 0; }
@media (min-width: 900px) {
    .service-row { grid-template-columns: 1fr 1fr; gap: 4rem; }
    .service-row--reverse .service-row__media { order: 2; }
}
.service-row__media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    box-shadow: var(--shadow-md);
}
.service-row__media img { width: 100%; height: 100%; object-fit: cover; }
.service-row__body h2 { font-size: 1.75rem; }
.service-row__body ul {
    margin-top: 1rem;
    display: grid; gap: .5rem;
}
.service-row__body ul li {
    padding-left: 1.5rem; position: relative;
    color: var(--color-text-muted);
}
.service-row__body ul li::before {
    content: ''; position: absolute; left: 0; top: .55em;
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--color-accent);
}

/* Stats strip ------------------------------------------------------------ */
.stats {
    display: grid; gap: 1.5rem;
    grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 768px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { text-align: center; padding: 1.5rem 1rem; }
.stat__num {
    font-family: var(--font-heading); font-weight: 800;
    font-size: clamp(2rem, 4vw, 2.75rem); color: var(--color-accent);
    line-height: 1;
}
.stat__label { font-size: .9rem; color: rgba(255,255,255,0.85); margin-top: .5rem; }

/* Office cards ----------------------------------------------------------- */
.office-grid {
    display: grid; gap: 1.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 768px) { .office-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .office-grid { grid-template-columns: repeat(3, 1fr); } }
.office-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
}
.office-card__label {
    display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
    color: var(--amber-600); background: var(--amber-100); padding: .3rem .6rem; border-radius: 999px; margin-bottom: .8rem;
}
.office-card h3 { margin-bottom: .65rem; }
.office-card address { font-style: normal; color: var(--color-text-muted); margin-bottom: 1rem; }
.office-card__contact { display: grid; gap: .35rem; font-size: .95rem; }
.office-card__contact a { color: var(--color-text); }
.office-card__contact a:hover { color: var(--color-accent-dark); }

.map-wrap {
    margin-top: 2.5rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 16 / 9;
    background: var(--slate-100);
}
.map-wrap iframe { width: 100%; height: 100%; border: 0; }

/* Form ------------------------------------------------------------------- */
.form-wrap {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    max-width: 720px;
    margin: 0 auto;
}
@media (min-width: 768px) { .form-wrap { padding: 2.5rem; } }
.form-grid { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } }
.form-grid .form-field--full { grid-column: 1 / -1; }

.form-field label {
    display: block;
    font-size: .85rem; font-weight: 600;
    color: var(--slate-700);
    margin-bottom: .4rem;
}
.form-field label .req { color: var(--amber-600); }
.form-field input,
.form-field textarea {
    width: 100%;
    font: inherit; color: var(--color-text);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: .8rem .95rem;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.form-field textarea { min-height: 150px; resize: vertical; }
.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18);
}

.honeypot {
    position: absolute; left: -9999px; top: -9999px; height: 0; width: 0; overflow: hidden;
}

.form-status {
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    font-size: .95rem;
}
.form-status--success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.form-status--error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* CTA banner ------------------------------------------------------------- */
.cta-banner {
    background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    display: grid; gap: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
}
@media (min-width: 768px) {
    .cta-banner { grid-template-columns: 1fr auto; text-align: left; align-items: center; padding: 3rem 3rem; }
}
.cta-banner h2 { color: #fff; margin: 0 0 .25rem; font-size: 1.6rem; }
.cta-banner p { color: rgba(255,255,255,0.85); margin: 0; }
.cta-banner__actions { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }

/* Footer ----------------------------------------------------------------- */
.site-footer {
    background: var(--navy-900);
    color: rgba(255,255,255,0.85);
    padding: 4rem 0 0;
    margin-top: 4rem;
}
.site-footer__grid {
    display: grid; gap: 2.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 700px) { .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; } }
.brand--footer { color: #fff; }
.brand--footer .brand__name { color: #fff; }
.brand--footer .brand__sub  { color: var(--amber-500); }
.site-footer__tagline { margin-top: .75rem; color: rgba(255,255,255,0.7); max-width: 320px; }
.site-footer__title {
    color: #fff; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1rem;
}
.site-footer__links { display: grid; gap: .5rem; }
.site-footer__links a { color: rgba(255,255,255,0.75); font-size: .95rem; }
.site-footer__links a:hover { color: var(--amber-500); }
.site-footer__contact { display: grid; gap: .65rem; }
.site-footer__contact-label {
    display: block; font-size: .75rem; text-transform: uppercase; letter-spacing: .12em;
    color: var(--slate-400); margin-bottom: .15rem;
}
.site-footer__contact a { color: #fff; font-size: .95rem; }
.site-footer__contact a:hover { color: var(--amber-500); }
.site-footer__bottom {
    margin-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.5rem 0;
}
.site-footer__bottom-inner {
    display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem;
    color: rgba(255,255,255,0.55);
}

/* WhatsApp floating button ---------------------------------------------- */
.whatsapp-fab {
    position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 90;
    width: 56px; height: 56px;
    border-radius: 50%;
    background: #25D366; color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    transition: transform .15s ease;
}
.whatsapp-fab:hover { transform: scale(1.05); color: #fff; }
@media (max-width: 480px) {
    .whatsapp-fab { width: 52px; height: 52px; right: 1rem; bottom: 1rem; }
}

/* Scroll-in animations -------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}