@import url('https://fonts.googleapis.com/css2?family=Alfa+Slab+One&family=DM+Mono:wght@400;500&family=Inter:wght@400;500;600;700;800&family=Roboto+Slab:wght@700;800;900&display=swap');

:root {
  --bg: #080e18;
  --glass-bg: rgba(13, 21, 35, 0.50);
  --glass-bg-hover: rgba(17, 28, 46, 0.64);
  --glass-sub: rgba(13, 21, 35, 0.38);
  --glass-border: rgba(155, 184, 208, 0.26);
  --glass-highlight: rgba(255, 255, 255, 0.26);
  --line: rgba(155, 184, 208, 0.22);
  --text: #f8fafc;
  --muted: #cbd5e1;

  /* Logo Heading Palette: Blue-Steel (PERERA) & Crimson Red (LABS) */
  --steel-light: #9bb8d0;
  --steel-main: #6485a0;
  --steel-mid: #537388;
  --steel-dark: #364d63;

  /* Logo Tri-Color Palette: Red (Health) · White (Technology) · Green (Innovation / Leaf) */
  --red-light: #df564e;
  --red-main: #b83832;
  --red-dark: #5c1814;

  --white-pure: #f8fafc;
  --white-silver: #dbe4ee;

  --green-light: #9fc28c;
  --green-main: #73a156;
  --green-bright: #83b867;
  --green-dark: #365826;

  /* Tri-Color Gradients (Red · White · Green) */
  --tri-border-gradient: linear-gradient(90deg, transparent 2%, var(--red-light) 20%, var(--white-pure) 50%, var(--green-bright) 80%, transparent 98%);
  --tri-subtle-bg: linear-gradient(135deg, rgba(184, 56, 50, 0.20) 0%, rgba(248, 250, 252, 0.10) 50%, rgba(115, 161, 86, 0.24) 100%);
  --tri-button-primary: linear-gradient(135deg, rgba(83, 115, 136, 0.88) 0%, rgba(115, 161, 86, 0.88) 100%);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  background-image:
    linear-gradient(180deg, rgba(8, 14, 24, 0.64) 0%, rgba(10, 17, 29, 0.78) 50%, rgba(8, 14, 24, 0.90) 100%),
    radial-gradient(circle at 15% 15%, rgba(184, 56, 50, 0.18) 0%, transparent 42%),
    radial-gradient(circle at 50% 12%, rgba(100, 133, 160, 0.22) 0%, transparent 45%),
    radial-gradient(circle at 85% 18%, rgba(115, 161, 86, 0.22) 0%, transparent 44%),
    url('assets/bg_tab_shade.jpg');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.22s ease;
}

/* Frosted Glass Top Navigation Bar with Tri-Color (Red · White · Green) Bottom Line */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 16, 28, 0.48);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  border-bottom: 1px solid rgba(155, 184, 208, 0.18);
  box-shadow: 0 8px 32px rgba(2, 6, 23, 0.42);
}

.nav-wrap::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--tri-border-gradient);
  opacity: 0.9;
}

.nav {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1140px;
  margin: auto;
  padding: 0 24px;
}

.nav > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav > div a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav > div a:hover {
  color: var(--white-pure);
  background: rgba(155, 184, 208, 0.14);
  border-color: rgba(159, 194, 140, 0.35);
}

.nav > div a.active {
  color: var(--white-pure);
  background: var(--tri-subtle-bg);
  border-color: rgba(159, 194, 140, 0.52);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.26),
    0 4px 16px rgba(115, 161, 86, 0.22);
}

/* ==========================================================================
   Top Navbar PERERA LABS Heading (Logo-Matched Blue-Steel + Crimson Red)
   ========================================================================== */
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-family: 'Roboto Slab', 'Alfa Slab One', 'Rockwell', Georgia, serif;
  font-weight: 900;
  font-size: 25px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1;
}

.brand .perera-steel {
  color: var(--steel-light);
  background: linear-gradient(180deg, #b8d0e4 0%, #7494ae 48%, #4d6a82 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 0.8px rgba(184, 208, 228, 0.55);
  filter: drop-shadow(0 2px 0 #263849) drop-shadow(0 4px 10px rgba(0, 0, 0, 0.65));
}

.brand .labs-red {
  color: var(--red-light);
  background: linear-gradient(180deg, #ec6860 0%, #b83832 48%, #7a201b 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 0.8px rgba(236, 104, 96, 0.55);
  filter: drop-shadow(0 2px 0 #42110e) drop-shadow(0 4px 10px rgba(0, 0, 0, 0.65));
}

.hero,
.page {
  max-width: 1140px;
  margin: auto;
  padding: 72px 24px 84px;
}

.hero {
  min-height: calc(100vh - 78px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: 48px;
  align-items: center;
}

.intro {
  max-width: 900px;
}

/* Tri-Color Eyebrows & Tags (Red · White · Green) */
.eyebrow,
.tag {
  font: 600 12px/1.3 'DM Mono', monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white-silver);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tri-red {
  color: var(--red-light) !important;
  -webkit-text-fill-color: var(--red-light) !important;
}

.tri-white {
  color: var(--white-pure) !important;
  -webkit-text-fill-color: var(--white-pure) !important;
}

.tri-green {
  color: var(--green-light) !important;
  -webkit-text-fill-color: var(--green-light) !important;
}

.tri-steel {
  color: var(--steel-light) !important;
  -webkit-text-fill-color: var(--steel-light) !important;
}

.tri-sep {
  color: var(--steel-main);
  opacity: 0.75;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.badge-pill {
  font: 600 11px/1 'DM Mono', monospace;
  letter-spacing: 0.06em;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(115, 161, 86, 0.22);
  border: 1px solid rgba(159, 194, 140, 0.55);
  color: var(--green-light);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

h1 {
  font-size: clamp(38px, 5.8vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.045em;
  margin: 14px 0 22px;
  color: var(--white-pure);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

/* Tri-Color Words inside H1 */
h1 .accent-red {
  color: var(--red-light);
}

h1 .accent-white {
  color: var(--white-pure);
}

h1 .accent-green {
  color: var(--green-light);
}

h1 .accent-steel {
  color: var(--steel-light);
}

.lead {
  font-size: 18.5px;
  color: var(--muted);
  max-width: 780px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.buttons {
  display: flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* Frosted Glass Pill Buttons with Tri-Color Accents */
.button,
.pill-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid rgba(155, 184, 208, 0.34);
  background: rgba(15, 24, 40, 0.62);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  color: var(--white-pure);
  font-weight: 700;
  font-size: 14px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    0 8px 20px rgba(2, 6, 23, 0.38);
  cursor: pointer;
}

.button:hover,
.pill-link:hover {
  transform: translateY(-2px);
  border-color: var(--green-light);
  background: rgba(22, 36, 58, 0.78);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 12px 28px rgba(2, 6, 23, 0.55),
    0 0 18px rgba(131, 184, 103, 0.28);
}

/* Primary Leaf-Green & Steel Button */
.button.primary,
.pill-link.primary {
  background: linear-gradient(135deg, rgba(115, 161, 86, 0.88) 0%, rgba(78, 128, 56, 0.90) 100%);
  border-color: rgba(159, 194, 140, 0.72);
  color: #ffffff !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    0 10px 26px rgba(115, 161, 86, 0.34);
}

.button.primary:hover,
.pill-link.primary:hover {
  background: linear-gradient(135deg, rgba(131, 184, 103, 0.96) 0%, rgba(92, 145, 66, 0.96) 100%);
  border-color: #c0e2b0;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 14px 32px rgba(115, 161, 86, 0.48);
}

/* Blue-Steel / Red Accent Button */
.button.apk-download,
.pill-link.apk-download {
  background: linear-gradient(135deg, rgba(100, 133, 160, 0.38), rgba(184, 56, 50, 0.34));
  border-color: rgba(155, 184, 208, 0.52);
  color: var(--white-pure) !important;
}

.button.apk-download:hover,
.pill-link.apk-download:hover {
  background: linear-gradient(135deg, rgba(100, 133, 160, 0.52), rgba(184, 56, 50, 0.48));
  border-color: var(--red-light);
}

.logo-showcase {
  justify-self: end;
  width: min(100%, 430px);
  text-align: center;
}

/* Transparent Frosted Glass Cards with Tri-Color Specular Rim */
.logo-frame,
.mission,
.card,
.app-card,
.skill-card {
  position: relative;
  overflow: hidden;
  background: var(--glass-bg);
  backdrop-filter: blur(22px) saturate(165%);
  -webkit-backdrop-filter: blur(22px) saturate(165%);
  border: 1px solid var(--glass-border);
  border-radius: 22px;
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 0 24px rgba(115, 161, 86, 0.05),
    0 20px 50px rgba(2, 6, 23, 0.54);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}

.card:hover,
.app-card:hover,
.mission:hover,
.logo-frame:hover,
.skill-card:hover {
  transform: translateY(-4px);
  background: var(--glass-bg-hover);
  border-color: rgba(159, 194, 140, 0.52);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    -10px 20px 45px rgba(184, 56, 50, 0.14),
    0 20px 45px rgba(248, 250, 252, 0.06),
    10px 20px 45px rgba(115, 161, 86, 0.20);
}

/* Tri-Color Top Specular Reflection Bar on Every Card (Red -> White -> Green) */
.card::before,
.app-card::before,
.mission::before,
.logo-frame::before,
.skill-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2.5px;
  background: var(--tri-border-gradient);
  pointer-events: none;
  z-index: 3;
}

/* Card Background Graphic Layer (shining through frosted glass) */
.card-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.34;
  transition: opacity 0.35s ease, transform 0.5s ease;
  background-size: cover;
  background-position: center;
}

.card:hover .card-bg-layer,
.app-card:hover .card-bg-layer,
.mission:hover .card-bg-layer,
.skill-card:hover .card-bg-layer {
  opacity: 0.46;
  transform: scale(1.03);
}

.card-bg-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(10, 18, 30, 0.64) 0%, rgba(15, 25, 40, 0.44) 50%, rgba(12, 24, 20, 0.62) 100%);
}

.card-content {
  position: relative;
  z-index: 2;
}

.logo-frame {
  padding: 12px;
}

.logo-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
}

.logo-showcase p {
  font: 700 12px/1.2 'DM Mono', monospace;
  letter-spacing: 0.14em;
  color: var(--text);
  margin: 14px 0 0;
}

.logo-showcase .motto-health {
  color: var(--red-light);
}

.logo-showcase .motto-tech {
  color: var(--white-pure);
}

.logo-showcase .motto-innov {
  color: var(--green-light);
}

.logo-showcase p span.sep {
  color: var(--steel-main);
  padding: 0 5px;
}

.mission {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  align-items: start;
  max-width: 1140px;
  margin: 72px 0 28px;
  padding: 36px;
}

.mission-mark {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--tri-subtle-bg);
  border: 1px solid rgba(159, 194, 140, 0.45);
  font-size: 28px;
  color: var(--green-light);
  position: relative;
  z-index: 2;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.mission h2 {
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.2;
  margin: 8px 0 14px;
  letter-spacing: -0.03em;
}

.mission p:not(.eyebrow) {
  color: var(--muted);
  margin: 0;
  font-size: 16px;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.card {
  padding: 30px;
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

/* Tri-Color Icon Badges (Red · White · Green · Steel) */
.icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--tri-subtle-bg);
  border: 1px solid rgba(159, 194, 140, 0.38);
  font-size: 22px;
  color: var(--green-light);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.card:nth-child(1) .icon {
  color: var(--green-light);
  border-color: rgba(159, 194, 140, 0.45);
}

.card:nth-child(2) .icon {
  color: var(--white-pure);
  border-color: rgba(248, 250, 252, 0.38);
}

.card:nth-child(3) .icon {
  color: var(--steel-light);
  border-color: rgba(155, 184, 208, 0.45);
}

.card:nth-child(4) .icon {
  color: var(--red-light);
  border-color: rgba(223, 86, 78, 0.45);
}

.card h2 {
  font-size: 22px;
  line-height: 1.25;
  margin: 0 0 10px;
  color: #ffffff;
}

.card p,
.app-info p {
  color: var(--muted);
  margin: 0;
}

/* Graphic Banner inside Frosted Glass Cards */
.card-graphic-banner {
  width: 100%;
  height: 112px;
  margin: 16px 0 6px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(155, 184, 208, 0.22);
  background: rgba(10, 17, 28, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.card-graphic-banner svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ==========================================================================
   Skills Section (#skills) — 3-Column Frosted Glass Grid (Tri-Color Accents)
   ========================================================================== */
.skills-section {
  margin-top: 68px;
  scroll-margin-top: 96px;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--white-pure);
}

.section-heading p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  max-width: 64ch;
  font-size: 16.5px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.skill-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.skill-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.skill-icon {
  width: 48px;
  height: 48px;
  border-radius: 15px;
  display: inline-grid;
  place-items: center;
  background: var(--tri-subtle-bg);
  border: 1px solid rgba(159, 194, 140, 0.42);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--white-pure);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 8px 18px rgba(0, 0, 0, 0.32);
}

/* Cycle Tri-Color Icon Accents Across Skill Cards (Red · White · Green) */
.skill-card:nth-child(3n+1) .skill-icon {
  color: var(--red-light);
  border-color: rgba(223, 86, 78, 0.48);
  background: linear-gradient(135deg, rgba(184, 56, 50, 0.26) 0%, rgba(15, 24, 40, 0.65) 100%);
}

.skill-card:nth-child(3n+2) .skill-icon {
  color: var(--white-pure);
  border-color: rgba(248, 250, 252, 0.42);
  background: linear-gradient(135deg, rgba(155, 184, 208, 0.28) 0%, rgba(15, 24, 40, 0.65) 100%);
}

.skill-card:nth-child(3n+3) .skill-icon {
  color: var(--green-light);
  border-color: rgba(159, 194, 140, 0.50);
  background: linear-gradient(135deg, rgba(115, 161, 86, 0.28) 0%, rgba(15, 24, 40, 0.65) 100%);
}

.skill-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--white-pure);
}

.skill-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.55;
}

.skill-graphic {
  width: 100%;
  height: 66px;
  margin-top: 16px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(155, 184, 208, 0.20);
  background: rgba(10, 17, 28, 0.54);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.skill-graphic svg {
  width: 100%;
  height: 100%;
  display: block;
}

.page-head {
  max-width: 840px;
  margin-bottom: 48px;
}

.page-head h1 {
  font-size: clamp(36px, 5.2vw, 60px);
  margin-bottom: 16px;
}

.portfolio-section {
  max-width: 1060px;
  margin-bottom: 64px;
  scroll-margin-top: 96px;
}

.portfolio-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(155, 184, 208, 0.24);
  position: relative;
}

.portfolio-section-header::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 240px;
  height: 2px;
  background: var(--tri-border-gradient);
}

.portfolio-section-header h2 {
  margin: 6px 0 6px;
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--white-pure);
}

.portfolio-section-header p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 680px;
}

.apps {
  display: grid;
  gap: 24px;
  max-width: 1060px;
}

.app-card {
  padding: 32px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.app-card.featured-skycover {
  border-color: rgba(159, 194, 140, 0.48);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    -12px 24px 55px rgba(184, 56, 50, 0.16),
    12px 24px 55px rgba(115, 161, 86, 0.22);
}

.app-icon {
  width: 84px;
  height: 84px;
  flex: 0 0 84px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: var(--tri-subtle-bg);
  border: 1px solid rgba(159, 194, 140, 0.42);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 12px 28px rgba(0, 0, 0, 0.45);
  font-size: 34px;
  font-weight: 800;
  color: var(--green-light);
  overflow: hidden;
  position: relative;
  z-index: 2;
}

.app-card:nth-child(2) .app-icon {
  color: var(--white-pure);
  border-color: rgba(248, 250, 252, 0.42);
}

.app-card:nth-child(3) .app-icon {
  color: var(--green-light);
  border-color: rgba(159, 194, 140, 0.45);
}

.app-card:nth-child(4) .app-icon {
  color: var(--red-light);
  border-color: rgba(223, 86, 78, 0.45);
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.app-info {
  flex: 1;
  position: relative;
  z-index: 2;
}

.app-info h2 {
  font-size: 30px;
  line-height: 1.15;
  margin: 6px 0 10px;
  color: #ffffff;
}

.app-info ul {
  color: var(--muted);
  padding-left: 0;
  list-style: none;
  margin: 16px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 8px 18px;
}

.app-info li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  color: #e2e8f0;
}

/* Tri-Color Bullet Stars (Red · White · Green) */
.app-info li:nth-child(3n+1)::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--red-light);
  font-size: 12px;
}

.app-info li:nth-child(3n+2)::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--white-pure);
  font-size: 12px;
}

.app-info li:nth-child(3n+3)::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--green-light);
  font-size: 12px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ==========================================================================
   High-Impact Bento Grid Architecture & Interactive Device Mockups
   ========================================================================== */
.bento-app-wrapper {
  margin-bottom: 52px;
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  grid-template-areas:
    "hero stack"
    "hero release"
    "arch arch";
  gap: 18px;
  max-width: 1100px;
}

.bento-grid.compact-bento {
  grid-template-areas:
    "hero stack"
    "hero release"
    "arch arch";
}

.bento-box {
  position: relative;
  overflow: hidden;
  background: var(--glass-bg);
  backdrop-filter: blur(22px) saturate(165%);
  -webkit-backdrop-filter: blur(22px) saturate(165%);
  border: 1px solid var(--glass-border);
  border-radius: 22px;
  padding: 26px;
  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    inset 0 0 24px rgba(115, 161, 86, 0.05),
    0 20px 50px rgba(2, 6, 23, 0.54);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.28s ease, box-shadow 0.28s ease;
}

.bento-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2.5px;
  background: var(--tri-border-gradient);
  pointer-events: none;
  z-index: 3;
}

.bento-box:hover {
  border-color: rgba(159, 194, 140, 0.52);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    -8px 18px 40px rgba(184, 56, 50, 0.13),
    8px 18px 40px rgba(115, 161, 86, 0.18);
}

.bento-hero {
  grid-area: hero;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-stack {
  grid-area: stack;
}

.bento-release {
  grid-area: release;
}

.bento-arch {
  grid-area: arch;
}

.bento-label {
  font: 700 11px/1.2 'DM Mono', monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel-light);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.bento-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 8px 0 12px;
}

.bento-title-row .app-icon {
  width: 64px;
  height: 64px;
  flex: 0 0 64px;
  border-radius: 18px;
  font-size: 28px;
}

.bento-title-row h3 {
  margin: 0;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.12;
  color: var(--white-pure);
}

.bento-title-row p.sub {
  margin: 4px 0 0;
  font-size: 13.5px;
  color: var(--green-light);
  font-family: 'DM Mono', monospace;
}

/* ==========================================================================
   Side-by-Side Interactive Device Mockups (Flat-Edge Phone + Circular Watch)
   ========================================================================== */
.device-stage {
  position: relative;
  z-index: 2;
  margin: 18px 0 16px;
  padding: 24px 18px;
  border-radius: 18px;
  background: radial-gradient(circle at 50% 50%, rgba(100, 133, 160, 0.18) 0%, rgba(8, 14, 24, 0.78) 100%);
  border: 1px solid rgba(155, 184, 208, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  flex-wrap: wrap;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* Realistic Flat-Edge Android Phone Shell with Hole-Punch Camera */
.phone-mockup {
  position: relative;
  width: 232px;
  height: 456px;
  border-radius: 34px;
  padding: 10px;
  background: linear-gradient(145deg, #2b3d52 0%, #141f2e 50%, #243548 100%);
  border: 2px solid rgba(184, 208, 228, 0.52);
  box-shadow:
    inset 0 0 0 2px #090f18,
    0 24px 50px rgba(0, 0, 0, 0.72),
    -6px 0 24px rgba(184, 56, 50, 0.16),
    6px 0 24px rgba(115, 161, 86, 0.20);
  flex-shrink: 0;
}

/* Side Power & Volume Hardware Buttons */
.phone-mockup::before {
  content: "";
  position: absolute;
  right: -4px;
  top: 96px;
  width: 3px;
  height: 54px;
  background: #7494ae;
  border-radius: 0 3px 3px 0;
  box-shadow: 0 72px 0 #df564e;
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 25px;
  overflow: hidden;
  background: #070d17;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

/* Centered Hole-Punch Camera */
.phone-camera-punch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #2a3b4c 0%, #05080e 70%);
  border: 1.2px solid rgba(155, 184, 208, 0.45);
  z-index: 10;
  pointer-events: none;
}

.phone-screen img,
.phone-screen video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  display: block;
}

/* Bottom Gesture Pill inside Phone Screen */
.phone-gesture-bar {
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 68px;
  height: 4px;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.65);
  z-index: 10;
  pointer-events: none;
}

/* Animated Sync Bridge Between Phone & Watch */
.sync-bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--green-light);
  font: 600 10px/1.2 'DM Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sync-bridge-line {
  width: 44px;
  height: 2px;
  background: linear-gradient(90deg, var(--red-light), var(--white-pure), var(--green-bright));
  position: relative;
  border-radius: 999px;
}

.sync-bridge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-bright);
  box-shadow: 0 0 10px var(--green-bright);
  animation: syncPulse 1.8s infinite ease-in-out;
}

@keyframes syncPulse {
  0%, 100% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
}

/* Realistic Circular Wear OS Smartwatch Shell */
.watch-mockup {
  position: relative;
  width: 176px;
  height: 236px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Top & Bottom Watch Straps */
.watch-strap-top,
.watch-strap-bottom {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 68px;
  height: 42px;
  background: linear-gradient(90deg, #152030 0%, #24354a 50%, #152030 100%);
  border: 1.5px solid rgba(155, 184, 208, 0.36);
  z-index: 1;
}

.watch-strap-top {
  top: 0;
  border-radius: 12px 12px 4px 4px;
  background-image: repeating-linear-gradient(180deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 3px, transparent 3px, transparent 8px);
}

.watch-strap-bottom {
  bottom: 0;
  border-radius: 4px 4px 12px 12px;
  background-image: repeating-linear-gradient(180deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 3px, transparent 3px, transparent 8px);
}

/* Circular Metallic Watch Case + Rotating Crown */
.watch-case {
  position: relative;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  padding: 9px;
  background: linear-gradient(135deg, #344a63 0%, #152030 55%, #2a3e54 100%);
  border: 2.5px solid rgba(184, 208, 228, 0.62);
  box-shadow:
    inset 0 0 0 2px #080d16,
    0 18px 40px rgba(0, 0, 0, 0.75),
    0 0 24px rgba(115, 161, 86, 0.22);
  z-index: 2;
}

/* Rotating Crown & Side Button */
.watch-case::before {
  content: "";
  position: absolute;
  right: -7px;
  top: 48px;
  width: 6px;
  height: 24px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, #b8d0e4, #537388);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.watch-case::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 84px;
  width: 4px;
  height: 16px;
  border-radius: 0 3px 3px 0;
  background: var(--red-light);
}

.watch-screen {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 35%, #111f33 0%, #050911 85%);
  border: 1px solid rgba(159, 194, 140, 0.35);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
  position: relative;
}

.watch-screen svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Interactive Screen Switcher Pills under Phone + Watch Stage */
.screen-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 6px 0 14px;
  position: relative;
  z-index: 2;
}

.screen-tab {
  font: 600 11.5px/1 'DM Mono', monospace;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid rgba(155, 184, 208, 0.32);
  background: rgba(12, 20, 34, 0.72);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.screen-tab:hover {
  color: var(--white-pure);
  border-color: var(--green-light);
}

.screen-tab.active {
  background: var(--tri-subtle-bg);
  color: var(--white-pure);
  border-color: var(--green-light);
  box-shadow: 0 4px 14px rgba(115, 161, 86, 0.25);
}

/* Tech Stack Badges inside Box 2 */
.tech-badge-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tech-badge {
  font: 600 12px/1.2 'DM Mono', monospace;
  padding: 7px 12px;
  border-radius: 10px;
  background: rgba(10, 17, 29, 0.65);
  border: 1px solid rgba(155, 184, 208, 0.28);
  color: var(--white-pure);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.tech-badge:nth-child(3n+1) {
  border-color: rgba(223, 86, 78, 0.45);
  color: #fca5a5;
}

.tech-badge:nth-child(3n+2) {
  border-color: rgba(248, 250, 252, 0.38);
  color: var(--white-pure);
}

.tech-badge:nth-child(3n+3) {
  border-color: rgba(159, 194, 140, 0.48);
  color: var(--green-light);
}

.stack-meta-list {
  margin-top: 16px;
  display: grid;
  gap: 8px;
  font-size: 13.5px;
  color: var(--muted);
}

.stack-meta-row {
  display: flex;
  justify-content: space-between;
  padding: 7px 11px;
  border-radius: 10px;
  background: rgba(8, 14, 24, 0.48);
  border: 1px solid rgba(155, 184, 208, 0.16);
}

.stack-meta-row strong {
  color: var(--white-pure);
  font-family: 'DM Mono', monospace;
  font-size: 12.5px;
}

/* Release Verification Pill & Live Pulsing Dot inside Box 3 */
.release-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(20, 42, 30, 0.72);
  border: 1px solid rgba(131, 184, 103, 0.62);
  color: #dcfce7;
  font: 600 12px/1 'DM Mono', monospace;
  letter-spacing: 0.04em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), 0 6px 18px rgba(115, 161, 86, 0.22);
  margin: 8px 0 14px;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px #4ade80, 0 0 20px #22c55e;
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.28); opacity: 0.72; }
}

.sha-box {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(6, 11, 20, 0.78);
  border: 1px solid rgba(155, 184, 208, 0.22);
  font: 500 11px/1.45 'DM Mono', monospace;
  color: var(--steel-light);
  word-break: break-all;
}

.sha-box span.sha-label {
  color: var(--green-light);
  font-weight: 700;
  display: block;
  margin-bottom: 3px;
}

/* Architecture Code Snippet Box inside Box 4 */
.arch-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 20px;
  align-items: center;
}

.arch-code {
  margin: 0;
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(6, 11, 20, 0.84);
  border: 1px solid rgba(155, 184, 208, 0.26);
  font: 500 12.5px/1.55 'DM Mono', monospace;
  color: #e2e8f0;
  overflow-x: auto;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.arch-code .kw { color: var(--red-light); font-weight: 600; }
.arch-code .fn { color: var(--green-light); }
.arch-code .str { color: #fde047; }
.arch-code .cmt { color: #94a3b8; font-style: italic; }
.arch-code .typ { color: var(--steel-light); }

footer {
  max-width: 1140px;
  margin: 40px auto 0;
  padding: 28px 24px 48px;
  border-top: 1px solid rgba(155, 184, 208, 0.20);
  color: var(--muted);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

footer a {
  color: var(--green-light);
  font-weight: 700;
}

footer a:hover {
  color: var(--white-pure);
  text-decoration: underline;
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .logo-showcase {
    justify-self: start;
    width: min(100%, 480px);
    margin-top: 8px;
  }
  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "hero"
      "stack"
      "release"
      "arch";
  }
  .arch-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .hero,
  .page {
    padding-top: 48px;
    padding-bottom: 60px;
  }
  .profile-grid,
  .skills-grid {
    grid-template-columns: 1fr;
  }
  .mission {
    grid-template-columns: 1fr;
    padding: 26px;
    margin-top: 48px;
  }
  .app-card {
    flex-direction: column;
    padding: 24px;
    gap: 18px;
  }
  .app-info ul {
    grid-template-columns: 1fr;
  }
  .nav {
    padding: 0 16px;
  }
  .nav > div {
    gap: 4px;
  }
  .nav > div a {
    padding: 7px 12px;
    font-size: 13px;
  }
  .brand {
    font-size: 20px;
  }
}