/* =====================================================
   TIAGO SARDI — tiagosardi.com.br
   Stylesheet · 2026
   ===================================================== */

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

:root {
  --bg:        #0e0e10;
  --bg-elev:   #15151a;
  --bg-soft:   #f5f1ea;
  --bg-cta:    #1a1a20;
  --ink:       #f4f1ec;
  --ink-dim:   #b9b3a8;
  --ink-dark:  #1a1a1a;
  --ink-mute:  #6b6864;

  --amber:     #e88a3c;
  --amber-soft:#f5b66b;
  --amber-glow: rgba(232,138,60,0.18);
  --teal:      #5db8b8;
  --line:      rgba(244,241,236,0.10);
  --line-dark: rgba(20,20,20,0.10);

  --maxw: 1200px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 6px 18px rgba(0,0,0,0.10);
  --shadow:    0 18px 40px rgba(0,0,0,0.18);
  --shadow-amber: 0 14px 38px rgba(232,138,60,0.22);
  --t: 0.25s cubic-bezier(.2,.8,.2,1);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-dark);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

/* ================== TYPOGRAPHY ================== */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5.4vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; font-family: 'Inter', sans-serif; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase; }

p { color: var(--ink-mute); }
.lead { font-size: 1.1rem; color: var(--ink-mute); max-width: 60ch; }
.muted { color: var(--ink-mute); font-size: 0.9rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}
.eyebrow.light { color: var(--amber-soft); }
.light { color: var(--ink) !important; }
.lead.light { color: var(--ink-dim) !important; }

.accent {
  background: linear-gradient(135deg, var(--amber-soft), var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.accent-italic {
  font-style: italic;
  color: var(--amber);
}

/* ================== UTILITIES ================== */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.section { padding: 110px 0; position: relative; }
.bg-soft { background: var(--bg-soft); }
.bg-dark { background: var(--bg); color: var(--ink); }
.bg-dark p { color: var(--ink-dim); }
.bg-cta  { background: var(--bg-cta); color: var(--ink); }
.bg-cta p { color: var(--ink-dim); }

/* ================== BUTTONS ================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t);
  white-space: nowrap;
}
.btn-primary { background: var(--amber); color: #1a1208; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-amber); background: var(--amber-soft); }
.btn-outline { background: transparent; color: var(--ink-dark); border: 1.5px solid var(--ink-dark); }
.bg-dark .btn-outline, .hero .btn-outline { color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink-dark); color: var(--ink); }
.bg-dark .btn-outline:hover, .hero .btn-outline:hover { background: var(--ink); color: var(--ink-dark); }
.btn-ghost { color: var(--ink); border: 1.5px solid rgba(244,241,236,0.25); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn-block { width: 100%; }

/* ================== HEADER ================== */
#site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(14,14,16,0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background var(--t);
}
.header-wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px;
}
.logo img { height: 42px; width: auto; }
nav ul { display: flex; gap: 28px; align-items: center; }
nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  padding: 6px 0;
  transition: color var(--t);
}
nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--amber);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t);
}
nav a:hover { color: var(--amber-soft); }
nav a:hover::after, nav a.active::after { transform: scaleX(1); }
.header-cta { padding: 10px 20px; font-size: 0.9rem; }
.menu-toggle { display: none; flex-direction: column; gap: 4px; padding: 8px; }
.menu-toggle span {
  width: 22px; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ================== HERO ================== */
.hero {
  position: relative;
  background: radial-gradient(ellipse at top right, #1a1a22 0%, #0e0e10 55%);
  color: var(--ink);
  padding: 120px 0 140px;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle at 90% 20%, var(--amber-glow), transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(93,184,184,0.10), transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0.4;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, #000 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 80px;
  align-items: center;
}
.hero-text h1 { margin: 14px 0 22px; }
.hero-text .lead { color: var(--ink-dim); font-size: 1.15rem; max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 36px; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 28px;
  border-top: 1px solid var(--line);
  padding-top: 24px; margin-top: 12px;
}
.hero-meta li { color: var(--ink-dim); font-size: 0.95rem; }
.hero-meta strong { display: block; color: var(--amber-soft); font-size: 1.4rem; font-family: 'Playfair Display', serif; font-weight: 700; }

.hero-visual { position: relative; }
.hero-photo {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0,0,0,0.4), 0 0 0 1px var(--line);
  transform: rotate(-1.5deg);
  transition: transform var(--t);
}
.hero-photo:hover { transform: rotate(0); }
.hero-photo img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: contrast(1.05) brightness(0.95);
}
.photo-tag {
  position: absolute; bottom: 18px; left: 18px;
  background: rgba(14,14,16,0.7);
  backdrop-filter: blur(8px);
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--line);
}
.photo-tag .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 4px rgba(74,222,128,0.2);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 0 8px rgba(74,222,128,0); } }

.hero-stack {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 24px; justify-content: center;
}
.hero-stack span {
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--ink-dim);
  background: rgba(244,241,236,0.04);
}

.scroll-cue {
  position: absolute;
  bottom: 24px; left: 50%; transform: translateX(-50%);
  width: 24px; height: 38px;
  border: 1.5px solid var(--ink-dim);
  border-radius: 12px;
  display: flex; justify-content: center;
  padding-top: 8px;
}
.scroll-cue span {
  width: 3px; height: 8px;
  background: var(--amber);
  border-radius: 2px;
  animation: scrollCue 1.6s ease-in-out infinite;
}
@keyframes scrollCue {
  0%   { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(14px); opacity: 0; }
}

/* ================== TWO-COL (SOBRE) ================== */
.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}
.two-col p { margin-bottom: 16px; }
.bullets { margin-top: 22px; display: grid; gap: 10px; }
.bullets li {
  position: relative; padding-left: 26px; color: var(--ink-mute);
}
.bullets li::before {
  content: ''; position: absolute; left: 0; top: 10px;
  width: 14px; height: 2px; background: var(--amber);
}
.about-photo {
  position: relative;
  border-radius: 18px; overflow: hidden;
  box-shadow: var(--shadow);
}
.about-photo::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(14,14,16,0.35));
  pointer-events: none;
}
.about-photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.quick-facts {
  margin-top: 24px;
  background: white;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: grid; gap: 14px;
  border-left: 4px solid var(--amber);
}
.quick-facts > div {
  display: grid; grid-template-columns: 110px 1fr; align-items: baseline; gap: 12px;
}
.quick-facts strong { font-size: 0.78rem; letter-spacing: 1px; text-transform: uppercase; color: var(--amber); }
.quick-facts span, .quick-facts a { color: var(--ink-dark); font-weight: 500; }
.quick-facts a { color: var(--amber); }

/* ================== SECTION HEAD ================== */
.section-head { max-width: 720px; margin-bottom: 60px; }
.section-head h2 { margin-bottom: 14px; }
.section-note { margin-top: 40px; color: var(--ink-mute); }
.section-note a { color: var(--amber); font-weight: 600; border-bottom: 1px dashed var(--amber); }

/* ================== DEV CARDS ================== */
.grid-cards {
  display: grid; gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--t), box-shadow var(--t);
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-cover {
  height: 170px;
  position: relative;
  background: linear-gradient(135deg, #2a2a30, #15151a);
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 16px;
  overflow: hidden;
}
.card-cover::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.6;
}
.card-cover::after {
  content: ''; position: absolute; left: -30%; top: -30%; width: 160%; height: 160%;
  background: radial-gradient(circle at 30% 30%, var(--amber-glow), transparent 50%);
  pointer-events: none;
}
.dev-cover-1 { background: linear-gradient(135deg, #2d4a3a, #0d3320); }
.dev-cover-2 { background: linear-gradient(135deg, #4a3d2a, #2d2418); }
.dev-cover-3 { background: linear-gradient(135deg, #2a2a4a, #15152a); }
.dev-cover-4 { background: linear-gradient(135deg, #4a2a3a, #2a151f); }

.card-tag {
  position: relative; z-index: 1;
  background: var(--amber);
  color: #1a1208;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
}
.card-tag.tag-warn { background: #d4a437; }

.card-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-body h3 { color: var(--ink-dark); }
.card-meta {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto;
}
.card-meta span {
  font-size: 0.75rem;
  color: var(--ink-mute);
  border: 1px solid var(--line-dark);
  padding: 4px 10px;
  border-radius: 999px;
}
.card-link {
  margin-top: 14px;
  font-weight: 600; color: var(--amber);
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.92rem;
  transition: gap var(--t);
}
.card-link:hover { gap: 10px; }
.card-link.disabled { color: var(--ink-mute); pointer-events: none; }

/* ================== AUDIOVISUAL GRID ================== */
.grid-projects {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.project {
  background: var(--bg-elev);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  display: flex; flex-direction: column;
  color: inherit; text-decoration: none;
}
.project:hover {
  transform: translateY(-4px);
  border-color: var(--amber);
  box-shadow: 0 18px 40px rgba(0,0,0,0.4), 0 0 0 1px var(--amber);
}
.project-thumb {
  height: 200px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  isolation: isolate;
}

/* Cinematic gradient backgrounds */
.thumb-doc      { background:
  radial-gradient(circle at 25% 30%, rgba(232,138,60,0.35), transparent 55%),
  linear-gradient(135deg, #1a3344, #0d1a22); }
.thumb-noiva    { background:
  radial-gradient(circle at 70% 30%, rgba(232,138,60,0.30), transparent 55%),
  linear-gradient(135deg, #3d2e44, #1f1422); }
.thumb-zabumba  { background:
  radial-gradient(circle at 40% 60%, rgba(232,138,60,0.40), transparent 60%),
  linear-gradient(135deg, #44362a, #221b15); }
.thumb-cena     { background:
  radial-gradient(circle at 80% 40%, rgba(93,184,184,0.25), transparent 60%),
  linear-gradient(135deg, #2a3d44, #15212a); }
.thumb-vila     { background:
  radial-gradient(circle at 30% 50%, rgba(232,138,60,0.35), transparent 55%),
  linear-gradient(135deg, #44312a, #221815); }
.thumb-comercial{ background:
  radial-gradient(circle at 70% 70%, rgba(245,182,107,0.28), transparent 55%),
  linear-gradient(135deg, #2a3a44, #151f22); }

/* Subtle film grain overlay */
.project-thumb::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background-image:
    radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    radial-gradient(rgba(0,0,0,0.18) 1px, transparent 1px);
  background-size: 3px 3px, 5px 5px;
  background-position: 0 0, 1px 1px;
  mix-blend-mode: overlay;
  opacity: 0.6;
}

/* Film strip top/bottom borders */
.film-strip {
  position: absolute; left: 0; right: 0; height: 14px; z-index: 2;
  background:
    linear-gradient(90deg,
      #0a0a0c 0 6%,
      transparent 6% 14%,
      #0a0a0c 14% 20%,
      transparent 20% 28%,
      #0a0a0c 28% 34%,
      transparent 34% 42%,
      #0a0a0c 42% 48%,
      transparent 48% 56%,
      #0a0a0c 56% 62%,
      transparent 62% 70%,
      #0a0a0c 70% 76%,
      transparent 76% 84%,
      #0a0a0c 84% 90%,
      transparent 90% 98%,
      #0a0a0c 98% 100%);
  background-color: #0a0a0c;
  background-blend-mode: normal;
  background-size: 56px 14px;
  background-repeat: repeat-x;
}
.film-strip-top    { top: 0; }
.film-strip-bottom { bottom: 0; transform: scaleY(-1); }

/* Duration badge — top-left */
.duration {
  position: absolute; top: 22px; left: 14px; z-index: 3;
  background: rgba(10,10,12,0.85);
  color: var(--ink);
  padding: 4px 10px;
  border-radius: 4px;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  border: 1px solid rgba(244,241,236,0.15);
}

/* Watch-on label — top-right */
.watch-on {
  position: absolute; top: 22px; right: 14px; z-index: 3;
  background: rgba(232,138,60,0.92);
  color: #1a1208;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--t), transform var(--t);
}
.project:hover .watch-on { opacity: 1; transform: none; }

/* Play button — center, large and clearly clickable */
.play {
  position: relative; z-index: 3;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(244,241,236,0.10);
  border: 2px solid rgba(244,241,236,0.55);
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  padding-left: 4px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: transform var(--t), background var(--t), border-color var(--t), color var(--t);
}
.project:hover .play {
  transform: scale(1.1);
  background: var(--amber);
  border-color: var(--amber);
  color: #1a1208;
  box-shadow: 0 12px 30px rgba(232,138,60,0.45);
}

.project-info { padding: 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.project-tag {
  font-size: 0.74rem; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--amber-soft); font-weight: 700;
}
.project-info h3 { color: var(--ink); transition: color var(--t); }
.project:hover .project-info h3 { color: var(--amber-soft); }
.project-info p { color: var(--ink-dim); font-size: 0.95rem; }

.av-cta {
  display: flex; flex-wrap: wrap; gap: 14px;
  margin-top: 50px; justify-content: center;
}

/* ================== SERVICOS ================== */
.services-grid {
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.service {
  background: white;
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid transparent;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.service:hover { transform: translateY(-4px); border-top-color: var(--amber); box-shadow: var(--shadow); }
.service h3 { color: var(--ink-dark); margin-bottom: 8px; }
.service p { font-size: 0.95rem; }
.service-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--amber-soft), var(--amber));
  color: #1a1208;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-icon svg { width: 24px; height: 24px; }

/* ================== CONTATO ================== */
.contact-hero {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}
.contact-hero h2 { margin-bottom: 18px; }
.contact-hero .lead { margin: 0 auto 36px; }

.whatsapp-cta {
  display: inline-flex; align-items: center; gap: 16px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  padding: 18px 32px;
  border-radius: 999px;
  font-weight: 600;
  text-align: left;
  box-shadow: 0 14px 38px rgba(37,211,102,0.35);
  transition: transform var(--t), box-shadow var(--t);
}
.whatsapp-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 50px rgba(37,211,102,0.5);
  color: white;
}
.whatsapp-cta svg { flex-shrink: 0; }
.whatsapp-cta-text { display: flex; flex-direction: column; line-height: 1.2; }
.whatsapp-cta-label  { font-size: 1rem; font-weight: 700; }
.whatsapp-cta-number { font-size: 0.82rem; font-weight: 500; opacity: 0.9; }

.response-time {
  margin-top: 24px;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.88rem;
  color: var(--ink-dim);
}
.response-time .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 4px rgba(74,222,128,0.2);
  animation: pulse 1.8s ease-in-out infinite;
}

.contact-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-top: 40px;
}
.contact-channels li {
  padding: 22px 18px;
  border-right: 1px solid var(--line);
  text-align: center;
  transition: background var(--t);
}
.contact-channels li:last-child { border-right: 0; }
.contact-channels li:hover { background: rgba(244,241,236,0.03); }
.channel-label {
  display: block;
  font-size: 0.72rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--amber-soft); font-weight: 700;
  margin-bottom: 8px;
}
.contact-channels a {
  color: var(--ink);
  font-size: 0.92rem;
  word-break: break-word;
  transition: color var(--t);
}
.contact-channels a:hover { color: var(--amber); }

@media (max-width: 720px) {
  .contact-channels {
    grid-template-columns: 1fr;
    border: 0;
  }
  .contact-channels li {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .contact-channels li:last-child { border-bottom: 0; }
  .whatsapp-cta { flex-direction: column; gap: 6px; padding: 20px 28px; text-align: center; }
  .whatsapp-cta-text { align-items: center; }
}

/* ================== MEDIUM / BLOG ================== */
.medium-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}
.medium-post {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--t), box-shadow var(--t);
  border: 1px solid rgba(0,0,0,0.04);
}
.medium-post:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.medium-post-link {
  display: flex; flex-direction: column;
  height: 100%;
  color: inherit;
}
.medium-post-cover {
  position: relative;
  height: 140px;
  background: linear-gradient(135deg, #0e0e10 0%, #1a1a20 100%);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 26px;
  overflow: hidden;
  isolation: isolate;
}
.medium-post-cover::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(232,138,60,0.25), transparent 55%),
    linear-gradient(135deg, transparent 60%, rgba(232,138,60,0.10));
  z-index: 0;
}
.medium-logo {
  position: relative; z-index: 1;
  font-family: 'Playfair Display', serif;
  font-size: 5rem;
  font-weight: 800;
  color: var(--amber);
  line-height: 1;
  letter-spacing: -0.05em;
}
.medium-cover-meta {
  position: relative; z-index: 1;
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  color: var(--ink-dim);
  letter-spacing: 1.5px;
  text-transform: lowercase;
  border-left: 2px solid var(--amber);
  padding-left: 12px;
}
.medium-post-body {
  padding: 26px 26px 30px;
  display: flex; flex-direction: column;
  gap: 14px;
  flex: 1;
}
.medium-post-meta {
  font-size: 0.78rem;
  color: var(--ink-mute);
  display: flex; gap: 8px; align-items: center;
  letter-spacing: 0.3px;
}
.medium-post-meta .dot-sep { color: var(--amber); font-weight: 700; }
.medium-post h3 {
  color: var(--ink-dark);
  font-size: 1.45rem;
  line-height: 1.2;
  transition: color var(--t);
}
.medium-post:hover h3 { color: var(--amber); }
.medium-post-sub {
  color: var(--ink-mute);
  font-size: 0.95rem;
  font-style: italic;
  margin-top: -6px;
}
.medium-post-excerpt {
  color: var(--ink-dark);
  opacity: 0.78;
  font-size: 0.95rem;
  line-height: 1.6;
  border-left: 3px solid var(--amber);
  padding: 4px 0 4px 14px;
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
}
.medium-post-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 4px;
}
.medium-post-tags span {
  font-size: 0.74rem;
  color: var(--ink-mute);
  background: rgba(232,138,60,0.08);
  border: 1px solid rgba(232,138,60,0.20);
  padding: 4px 10px;
  border-radius: 999px;
}
.medium-post-cta {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed rgba(0,0,0,0.08);
  color: var(--amber);
  font-weight: 600;
  font-size: 0.92rem;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap var(--t);
}
.medium-post:hover .medium-post-cta { gap: 12px; }
.medium-loading {
  text-align: center;
  color: var(--ink-mute);
  padding: 40px 0;
  grid-column: 1 / -1;
}

/* ================== FOOTER ================== */
footer {
  background: #08080a;
  color: var(--ink-dim);
  padding: 70px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line);
}
.footer-grid h4 { color: var(--ink); margin-bottom: 16px; font-size: 0.85rem; }
.footer-grid ul { display: grid; gap: 8px; }
.footer-grid a { color: var(--ink-dim); transition: color var(--t); }
.footer-grid a:hover { color: var(--amber); }
.footer-grid p { margin-top: 14px; font-size: 0.92rem; color: var(--ink-mute); }
.footer-bottom {
  padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 0.85rem; color: var(--ink-mute);
}

/* ================== FLOATING WHATSAPP ================== */
#whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 12px 32px rgba(37,211,102,0.45),
    0 4px 12px rgba(0,0,0,0.25);
  transition: transform var(--t), box-shadow var(--t);
  transform: scale(0);
  opacity: 0;
  animation: float-in 0.5s cubic-bezier(.2,.8,.2,1) 0.8s forwards;
}
#whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.5);
  animation: ring-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
#whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow:
    0 18px 44px rgba(37,211,102,0.6),
    0 6px 16px rgba(0,0,0,0.3);
  color: white;
}
#whatsapp-float:hover .whatsapp-float-tooltip {
  opacity: 1;
  transform: translateX(0);
}
.whatsapp-float-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--bg-elev);
  color: var(--ink);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid var(--line);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t), transform var(--t);
}
.whatsapp-float-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 10px; height: 10px;
  background: var(--bg-elev);
  border-right: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

@keyframes float-in {
  to { transform: scale(1); opacity: 1; }
}
@keyframes ring-pulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  70%  { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Hide tooltip on touch devices and small screens */
@media (max-width: 720px) {
  #whatsapp-float { right: 18px; bottom: 18px; width: 54px; height: 54px; }
  #whatsapp-float svg { width: 26px; height: 26px; }
  .whatsapp-float-tooltip { display: none; }
}

/* Hide floating button when the contact section is in view (avoids button-on-button) */
#whatsapp-float.is-hidden {
  transform: scale(0.6) translateY(20px);
  opacity: 0;
  pointer-events: none;
}

/* ================== REVEAL ANIMATION ================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.2,1);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ================== RESPONSIVE ================== */
@media (max-width: 980px) {
  .section { padding: 80px 0; }
  .hero { padding: 80px 0 100px; }
  .hero-grid, .two-col, .contact-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .hero-visual { max-width: 420px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .scroll-cue { display: none; }
}

@media (max-width: 720px) {
  nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }
  nav.is-open {
    display: block;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg);
    border-top: 1px solid var(--line);
    padding: 16px 28px;
  }
  nav.is-open ul { flex-direction: column; align-items: stretch; gap: 0; }
  nav.is-open li { border-bottom: 1px solid var(--line); }
  nav.is-open li:last-child { border-bottom: 0; }
  nav.is-open a { display: block; padding: 14px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-meta { gap: 16px; }
  .hero-meta li { flex: 1 1 40%; }
  .quick-facts > div { grid-template-columns: 1fr; gap: 4px; }
  .contact-list li { grid-template-columns: 1fr; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .reveal { opacity: 1; transform: none; }
}