/* =====================================================
   Debug Diaries — Main Stylesheet
   Theme: dark navy "developer's diary" — terminal-window
   chrome, monospace metadata, git-log inspired rhythm.
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* ---- Color tokens ---- */
    --bg-deep: #060a14;
    --bg-surface: #0d1526;
    --bg-surface-2: #131e33;
    --bg-surface-3: #182640;
    --border: #1e2c47;
    --border-soft: #16223a;

    --text-primary: #e9eef7;
    --text-muted: #8a97b5;
    --text-faint: #5b6785;

    --accent-blue: #3b82f6;
    --accent-blue-light: #63a6ff;
    --accent-blue-dim: #1d3a66;
    --accent-gold: #f2b84b;
    --accent-green: #34d399;
    --accent-red: #f2665b;

    /* ---- Type ---- */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* ---- Layout ---- */
    --max-width: 1180px;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow-glow: 0 0 0 1px var(--border), 0 20px 40px -20px rgba(59, 130, 246, 0.25);
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

/* subtle grid texture on the deep background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--border-soft) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.35;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, #000 40%, transparent 90%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

.mono { font-family: var(--font-mono); }

/* ---- Eyebrow / section labels styled like a code comment ---- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent-blue-light);
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid var(--accent-blue-dim);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 18px;
}
.eyebrow::before { content: '//'; color: var(--text-faint); }

.section {
    padding: 100px 0;
    position: relative;
    z-index: 1;
}
.section-head {
    max-width: 620px;
    margin-bottom: 56px;
}
.section-head h2 {
    font-size: clamp(28px, 3.6vw, 40px);
    margin-bottom: 14px;
}
.section-head p {
    color: var(--text-muted);
    font-size: 17px;
}
.section-alt { background: var(--bg-surface); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    border: 1px solid transparent;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
    white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(180deg, var(--accent-blue-light), var(--accent-blue));
    color: #051022;
    box-shadow: 0 8px 24px -8px rgba(59, 130, 246, 0.6);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -8px rgba(59, 130, 246, 0.75); }

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text-primary);
}
.btn-outline:hover { border-color: var(--accent-blue); background: rgba(59,130,246,0.06); transform: translateY(-2px); }

.btn-whatsapp {
    background: #1fae57;
    color: #fff;
}
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(31,174,87,0.55); }

.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

/* =====================================================
   HEADER
   ===================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 10, 20, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-soft);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 36px; width: auto; }
.brand-text { font-family: var(--font-display); font-size: 19px; font-weight: 700; color: var(--text-primary); }
.brand-text span { color: var(--accent-blue-light); }

.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
    font-size: 14.5px;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
    transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a::after {
    content: '';
    position: absolute;
    left: 0; bottom: 0;
    width: 0; height: 2px;
    background: var(--accent-blue);
    transition: width 0.2s ease;
}
.nav-links a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 42px; height: 42px;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
}

/* =====================================================
   HERO
   ===================================================== */
.hero {
    padding: 90px 0 70px;
    position: relative;
    z-index: 1;
}
.hero .container {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 60px;
    align-items: center;
}
.hero h1 {
    font-size: clamp(36px, 5vw, 58px);
    margin-bottom: 22px;
}
.hero h1 .highlight { color: var(--accent-blue-light); }
.hero p.lead {
    color: var(--text-muted);
    font-size: 18px;
    max-width: 480px;
    margin-bottom: 34px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }

.hero-stats { display: flex; gap: 36px; }
.hero-stats div { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong { font-family: var(--font-display); font-size: 26px; color: var(--text-primary); }
.hero-stats span { font-size: 13px; color: var(--text-faint); font-family: var(--font-mono); }

/* ---- Terminal window mockup ---- */
.terminal {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}
.terminal-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 16px;
    background: var(--bg-surface-2);
    border-bottom: 1px solid var(--border);
}
.terminal-dot { width: 11px; height: 11px; border-radius: 50%; }
.terminal-dot.red { background: #f2665b; }
.terminal-dot.yellow { background: #f2b84b; }
.terminal-dot.green { background: #34d399; }
.terminal-title { margin-left: 8px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); }

.terminal-body {
    padding: 24px 22px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-muted);
    min-height: 260px;
}
.terminal-body .line { margin-bottom: 12px; display: flex; gap: 10px; }
.terminal-body .prompt { color: var(--accent-green); flex-shrink: 0; }
.terminal-body .out { color: var(--text-faint); padding-left: 22px; }
.terminal-body .accent { color: var(--accent-blue-light); }
.cursor {
    display: inline-block;
    width: 8px; height: 16px;
    background: var(--accent-blue-light);
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}
@keyframes blink { 50% { opacity: 0; } }

/* =====================================================
   LOGO STRIP / TRUST BAR
   ===================================================== */
.trust-bar { padding: 30px 0; border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.trust-bar .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.trust-bar span { font-family: var(--font-mono); font-size: 13px; color: var(--text-faint); }

/* =====================================================
   SERVICES
   ===================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.service-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--accent-blue-dim); }
.service-ext {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent-blue-light);
    background: rgba(59,130,246,0.1);
    border: 1px solid var(--accent-blue-dim);
    padding: 4px 9px;
    border-radius: 5px;
    margin-bottom: 18px;
}
.service-card h3 { font-size: 18px; margin-bottom: 10px; }
.service-card p { color: var(--text-muted); font-size: 14.5px; }

/* =====================================================
   POPULAR PROJECTS (log-entry cards)
   ===================================================== */
.projects-list { display: flex; flex-direction: column; gap: 18px; }
.project-entry {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s ease, transform 0.2s ease;
}
.project-entry:hover { border-color: var(--accent-blue-dim); transform: translateY(-2px); }
.project-thumb { position: relative; overflow: hidden; background: var(--bg-surface-2); }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; min-height: 190px; }
.project-body { padding: 24px 28px; display: flex; flex-direction: column; }
.project-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-faint); }
.project-status {
    font-family: var(--font-mono);
    font-size: 11.5px;
    padding: 3px 10px;
    border-radius: 100px;
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
}
.project-status.progress { border-color: var(--accent-gold); color: var(--accent-gold); }
.project-body h3 { font-size: 20px; margin-bottom: 10px; }
.project-body p { color: var(--text-muted); font-size: 14.5px; margin-bottom: 16px; }
.tech-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; }
.tech-tags span {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    background: var(--bg-surface-2);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 5px;
}

/* =====================================================
   TESTIMONIALS
   ===================================================== */
.testimonials-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.testimonial-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    position: relative;
}
.testimonial-quote { font-family: var(--font-mono); color: var(--accent-blue-light); font-size: 22px; margin-bottom: 10px; }
.testimonial-card p.msg { color: var(--text-primary); font-size: 15.5px; margin-bottom: 22px; line-height: 1.7; }
.testimonial-stars { color: var(--accent-gold); font-size: 14px; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial-person { display: flex; align-items: center; gap: 12px; }
.testimonial-person img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 1px solid var(--border); }
.testimonial-person .name { font-weight: 600; font-size: 14.5px; }
.testimonial-person .role { font-size: 12.5px; color: var(--text-faint); font-family: var(--font-mono); }

/* =====================================================
   PORTFOLIO
   ===================================================== */
.portfolio-filters { display: flex; gap: 10px; margin-bottom: 32px; flex-wrap: wrap; }
.filter-btn {
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 8px 16px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    transition: all 0.15s ease;
}
.filter-btn:hover { color: var(--text-primary); border-color: var(--accent-blue-dim); }
.filter-btn.active { background: var(--accent-blue); border-color: var(--accent-blue); color: #051022; }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.portfolio-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 4/3;
    background: var(--bg-surface-2);
}
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(6,10,20,0.92) 0%, rgba(6,10,20,0.1) 60%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 20px;
    opacity: 0; transition: opacity 0.25s ease;
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay .cat { font-family: var(--font-mono); font-size: 11.5px; color: var(--accent-blue-light); margin-bottom: 6px; }
.portfolio-overlay h4 { font-size: 16px; }

/* =====================================================
   CONTACT / ENQUIRY
   ===================================================== */
.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: 40px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
}
.contact-form-col { padding: 44px; }
.contact-info-col {
    padding: 44px;
    background: var(--bg-surface-2);
    border-left: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 28px;
}
.contact-info-col h3 { font-size: 20px; margin-bottom: 6px; }
.contact-info-col p { color: var(--text-muted); font-size: 14.5px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-item .icon {
    width: 40px; height: 40px; border-radius: 8px;
    background: rgba(59,130,246,0.1); border: 1px solid var(--accent-blue-dim);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; color: var(--accent-blue-light);
}
.contact-item .label { font-size: 12px; color: var(--text-faint); font-family: var(--font-mono); margin-bottom: 3px; }
.contact-item .value { font-size: 14.5px; font-weight: 500; }

.form-group { margin-bottom: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-size: 13px; font-family: var(--font-mono); color: var(--text-muted); margin-bottom: 8px; }
input, textarea, select {
    width: 100%;
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 14.5px;
    transition: border-color 0.15s ease;
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
textarea { resize: vertical; min-height: 120px; }
#form-status { margin-top: 14px; font-size: 14px; font-family: var(--font-mono); }
#form-status.success { color: var(--accent-green); }
#form-status.error { color: var(--accent-red); }

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer { background: var(--bg-surface); border-top: 1px solid var(--border-soft); padding: 64px 0 0; position: relative; z-index: 1; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; max-width: 300px; margin-bottom: 20px; }
.social-links { display: flex; gap: 10px; }
.social-links a {
    width: 38px; height: 38px; border-radius: 8px;
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted); transition: all 0.15s ease;
}
.social-links a:hover { border-color: var(--accent-blue); color: var(--accent-blue-light); }

.footer-col h4 { font-size: 14px; font-family: var(--font-mono); color: var(--text-primary); margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul li a { color: var(--text-muted); font-size: 14.5px; transition: color 0.15s ease; }
.footer-col ul li a:hover { color: var(--accent-blue-light); }

.footer-bottom {
    border-top: 1px solid var(--border-soft);
    padding: 22px 0;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 10px;
}
.footer-bottom p { font-size: 13px; color: var(--text-faint); font-family: var(--font-mono); }

/* =====================================================
   FLOATING WHATSAPP BUTTON
   ===================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 26px; right: 26px;
    width: 58px; height: 58px;
    background: #1fae57;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 10px 30px -6px rgba(31,174,87,0.6);
    z-index: 200;
    animation: pulse-wa 2.4s infinite;
}
.whatsapp-float:hover { transform: scale(1.08); }
@keyframes pulse-wa {
    0% { box-shadow: 0 0 0 0 rgba(31,174,87,0.5), 0 10px 30px -6px rgba(31,174,87,0.6); }
    70% { box-shadow: 0 0 0 14px rgba(31,174,87,0), 0 10px 30px -6px rgba(31,174,87,0.6); }
    100% { box-shadow: 0 0 0 0 rgba(31,174,87,0), 0 10px 30px -6px rgba(31,174,87,0.6); }
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero .container { grid-template-columns: 1fr; }
    .hero-terminal { order: -1; }
}

@media (max-width: 860px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .contact-wrap { grid-template-columns: 1fr; }
    .contact-info-col { border-left: none; border-top: 1px solid var(--border); }
    .project-entry { grid-template-columns: 1fr; }
    .project-thumb img { min-height: 200px; }
}

@media (max-width: 640px) {
    .section { padding: 64px 0; }
    .services-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-wrap: wrap; gap: 22px; }
    .contact-form-col, .contact-info-col { padding: 28px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* Visible keyboard focus */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent-blue-light);
    outline-offset: 2px;
}

/* Mobile nav drawer */
.mobile-nav {
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    display: none;
    flex-direction: column;
    gap: 4px;
    z-index: 99;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { padding: 12px 4px; border-bottom: 1px solid var(--border-soft); font-size: 15px; color: var(--text-muted); }
.mobile-nav .btn { margin-top: 10px; }