/* =========================================================
   Halaman pemeliharaan | Ramadanzah
   Tokens -> reset -> backdrop -> layout -> komponen -> motion
   ========================================================= */

/* ---------- 1. Font self-hosted ---------- */
@font-face {
  font-family: "Schibsted Grotesk";
  src: url("assets/schibsted-grotesk-latin.woff2") format("woff2");
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/plex-mono-400-latin.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/plex-mono-500-latin.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* ---------- 2. Design tokens ---------- */
:root {
  --bg: #0c0a09;
  --surface: #1c1917;
  --surface-2: #292524;
  --text: #fafaf9;
  --text-muted: #a8a29e;

  --accent: #f59e0b;
  --accent-hover: #fbbf24;
  --accent-strong: #b45309;
  --accent-ink: #1c1917;
  --accent-soft: rgba(245, 158, 11, 0.16);

  --line: rgba(250, 250, 249, 0.14);
  --line-soft: rgba(250, 250, 249, 0.08);

  --r: 14px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  --font-sans: "Schibsted Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --shell: 1400px;
  --gutter: clamp(1rem, 4vw, 3.5rem);

  --z-backdrop: 0;
  --z-content: 1;
}

/* ---------- 3. Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100dvh;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
p,
ol,
ul {
  margin: 0;
}

ol,
ul {
  padding: 0;
  list-style: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- 4. Backdrop (bergerak, fixed) ---------- */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--z-backdrop);
  overflow: hidden;
  pointer-events: none;
}

.backdrop__photo {
  position: absolute;
  inset: -6%;
  background: url("assets/hero-maintenance.jpg") center / cover no-repeat;
  filter: grayscale(1) brightness(0.52) contrast(1.05);
  opacity: 0.3;
  transform: scale(1.06);
}

.backdrop__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  will-change: transform;
}

.backdrop__glow--a {
  width: min(62vw, 44rem);
  aspect-ratio: 1;
  top: -12%;
  left: -10%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.3), transparent 65%);
}

.backdrop__glow--b {
  width: min(56vw, 38rem);
  aspect-ratio: 1;
  bottom: -14%;
  right: -12%;
  background: radial-gradient(circle, rgba(180, 83, 9, 0.34), transparent 65%);
}

.backdrop__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(12, 10, 9, 0.86) 0%,
    rgba(12, 10, 9, 0.66) 42%,
    rgba(12, 10, 9, 0.94) 100%
  );
}

.backdrop__grain {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

/* ---------- 5. Shell & layout ---------- */
.shell {
  position: relative;
  z-index: var(--z-content);
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 8vh, 5.5rem);
  width: 100%;
  max-width: var(--shell);
  min-height: 100dvh;
  margin-inline: auto;
  padding: 0 var(--gutter);
}

main {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 8vh, 5.5rem);
  flex: 1;
}

.hero {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  padding-block: clamp(3.5rem, 9vh, 6rem) clamp(1rem, 4vh, 2rem);
}

/* ---------- 6. Hero copy ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.hero__title {
  margin-top: 1.25rem;
  max-width: 15ch;
  font-size: clamp(2.35rem, 6.4vw, 4.25rem);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.hero__sub {
  margin-top: 1.25rem;
  max-width: 46ch;
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  line-height: 1.65;
  color: var(--text-muted);
}

/* ---------- 7. Panel: countdown + progress ---------- */
.panel {
  padding: clamp(1.25rem, 3vw, 2rem);
  background-color: rgba(28, 25, 23, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow:
    0 40px 70px -40px rgba(0, 0, 0, 0.85),
    inset 0 1px 0 rgba(250, 250, 249, 0.06);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

@media (prefers-reduced-transparency: reduce) {
  .panel {
    background-color: var(--surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.countdown__label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

.countdown__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1rem;
}

.unit {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.5rem clamp(0.4rem, 2vw, 1rem);
  border-left: 1px solid var(--line-soft);
}

.unit:first-child {
  padding-left: 0;
  border-left: 0;
}

.unit__value {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 6vw, 2.6rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.unit__name {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.countdown__stamp {
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.progress {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line-soft);
}

.progress__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.progress__title {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

.progress__value {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.progress__track {
  position: relative;
  height: 6px;
  margin-top: 0.75rem;
  border-radius: var(--r);
  background-color: rgba(250, 250, 249, 0.1);
  overflow: hidden;
}

.progress__fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: inherit;
  background-image: linear-gradient(90deg, var(--accent-strong), var(--accent));
  transition: width 0.9s var(--ease);
}

.progress__fill::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
    100deg,
    transparent 20%,
    rgba(255, 255, 255, 0.45) 50%,
    transparent 80%
  );
  transform: translateX(-100%);
}

.progress__note {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ---------- 8. Form notifikasi ---------- */
.notify {
  padding-block: clamp(2.5rem, 7vh, 4.5rem);
  border-top: 1px solid var(--line-soft);
}

.notify__inner {
  max-width: 44rem;
}

.notify__title {
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.notify__lead {
  margin-top: 0.6rem;
  max-width: 58ch;
  color: var(--text-muted);
}

.notify__form {
  display: grid;
  gap: 1rem;
  margin-top: 1.75rem;
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field__label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

.field__input {
  width: 100%;
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 0.9rem 1.1rem;
  transition:
    border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

.field__input::placeholder {
  color: rgba(250, 250, 249, 0.55);
}

.field__input:hover {
  border-color: rgba(250, 250, 249, 0.3);
}

.field__input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field__input[aria-invalid="true"] {
  border-color: var(--accent);
}

.btn {
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-ink);
  background-color: var(--accent);
  border: 1px solid transparent;
  border-radius: var(--r);
  padding: 0.9rem 1.7rem;
  white-space: nowrap;
  cursor: pointer;
  transition:
    transform 0.25s var(--ease),
    background-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.btn:hover {
  background-color: var(--accent-hover);
  box-shadow: 0 16px 30px -18px rgba(245, 158, 11, 0.9);
}

.btn:active {
  transform: translateY(1px) scale(0.98);
}

.notify__help {
  margin-top: 0.85rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.notify__msg {
  min-height: 1.5rem;
  margin-top: 0.35rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.notify__msg[data-state="success"] {
  color: var(--accent);
}

.notify__msg[data-state="error"] {
  color: var(--text);
}

/* ---------- 9. Footer ---------- */
.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 2rem 2.5rem;
  border-top: 1px solid var(--line-soft);
}

.footer__name {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.footer__role,
.footer__copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer__copy {
  margin-top: 0.2rem;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.footer__mail {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--line);
  transition: color 0.3s var(--ease), text-decoration-color 0.3s var(--ease);
}

.footer__mail:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

.socials {
  display: flex;
  gap: 0.6rem;
}

.social {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--text-muted);
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r);
  transition:
    color 0.3s var(--ease),
    border-color 0.3s var(--ease),
    background-color 0.3s var(--ease),
    transform 0.3s var(--ease);
}

.social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.social:hover {
  color: var(--accent);
  border-color: rgba(245, 158, 11, 0.55);
  background-color: var(--accent-soft);
  transform: translateY(-2px);
}

.social:active {
  transform: translateY(0) scale(0.97);
}

/* ---------- 10. Layout desktop (>= 768px) ---------- */
@media (min-width: 768px) {
  .hero {
    grid-template-columns: 1.25fr 1fr;
    align-items: end;
  }

  .notify__form {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

/* ---------- 11. Motion: entrance bertahap ---------- */
.reveal {
  opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    animation: rise 0.9s var(--ease) both;
  }

  .reveal--1 { animation-delay: 0.05s; }
  .reveal--2 { animation-delay: 0.15s; }
  .reveal--3 { animation-delay: 0.25s; }
  .reveal--4 { animation-delay: 0.38s; }
  .reveal--5 { animation-delay: 0.5s; }

  .backdrop__photo {
    animation: drift 44s var(--ease) infinite alternate;
  }

  .backdrop__glow--a {
    animation: float-a 22s ease-in-out infinite alternate;
  }

  .backdrop__glow--b {
    animation: float-b 28s ease-in-out infinite alternate;
  }

  .progress__fill::after {
    animation: sweep 2.6s var(--ease) infinite;
  }

  .unit__value.is-tick {
    animation: tick 0.35s var(--ease);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes drift {
  from {
    transform: scale(1.06) translate3d(-1.5%, -1%, 0);
  }
  to {
    transform: scale(1.14) translate3d(1.5%, 1.5%, 0);
  }
}

@keyframes float-a {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(7%, 9%, 0);
  }
}

@keyframes float-b {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-8%, -6%, 0);
  }
}

@keyframes sweep {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  35% {
    opacity: 1;
  }
  100% {
    transform: translateX(100%);
    opacity: 0;
  }
}

@keyframes tick {
  from {
    opacity: 0.35;
    transform: translateY(-0.2em);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 12. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .backdrop__photo,
  .backdrop__glow,
  .progress__fill::after {
    animation: none !important;
  }

  .social:hover,
  .btn:hover {
    transform: none;
  }
}