/* --- ROOT VARIABLE & THEME --- */
:root[data-theme="dark"] {
  --bg: #000000;
  --bg-rgb: 0, 0, 0;
  --card: rgba(18, 18, 18, 0.7);
  --text: #ffffff;
  --border: rgba(255, 255, 255, 0.06);
  --input: rgba(255, 255, 255, 0.03);
}

:root[data-theme="light"] {
  --bg: #f5f5f7;
  --bg-rgb: 245, 245, 247;
  --card: rgba(255, 255, 255, 0.7);
  --text: #000000;
  --border: rgba(0, 0, 0, 0.06);
  --input: rgba(0, 0, 0, 0.03);
}

/* --- BASE STYLES --- */
body {
  background: var(--bg);
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  transition: 0.5s;
  overflow-x: hidden;
  line-height: 1.5;
}

.header-seamless {
  position: sticky;
  top: 0;
  z-index: 100;
  /* Padding top dibuat sedang (2rem), cukup untuk memberi ruang bernapas */
  padding-top: calc(env(safe-area-inset-top) + 1.8rem);
  padding-bottom: 1.8rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: linear-gradient(
    to bottom,
    var(--bg) 0%,
    rgba(var(--bg-rgb), 0.9) 75%,
    transparent 100%
  );
}

.header-seamless h1 {
  font-size: 1.5rem; /* Ukuran teks kembali diperkuat tapi tidak raksasa */
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

#clock {
  font-size: 12px;
  font-weight: 600;
  opacity: 0.4;
  margin-bottom: 4px;
}

/* --- LAYOUT & SPACING --- */
.max-w-6xl.mx-auto.mt-10 {
  margin-top: 2.5rem !important; /* Jarak antara header dan konten utama */
}

/* --- DYNAMIC ISLAND: TEBAL & DOMINAN --- */
.dynamic-island {
  background: var(--text) !important;
  color: var(--bg) !important;
  border-radius: 35px;
  padding: 2.2rem !important;
  transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
  margin-bottom: 2.5rem;
}

.dynamic-island h2 {
  font-size: 1.6rem; /* Nama tugas besar */
  font-weight: 900;
}

.dynamic-island span {
  font-size: 1.8rem; /* Countdown besar (X DAYS LEFT) */
  font-weight: 900;
  letter-spacing: -0.05em;
}

.dynamic-island p {
  font-size: 10px; /* Label UPCOMING */
  letter-spacing: 0.2em;
  opacity: 0.6;
}

/* --- CALENDAR SYSTEM (ANTI-BUG) --- */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px; /* Jarak antar tanggal */
  max-width: 450px; /* KUNCI: Kalender tidak akan melebar raksasa */
  margin: 0 auto; /* Tengah secara horizontal */
  padding: 10px;
}

.day-cell {
  aspect-ratio: 1; /* Kotak sempurna */
  width: 100%;
  max-width: 50px; /* Batas ukuran kotak agar tetap rapi */
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--input);
  border: 1px solid transparent;
}

.day-cell:hover {
  transform: translateY(-2px);
  background: rgba(var(--bg-rgb), 0.1);
  border-color: var(--border);
}

.cal-today {
  background: var(--text) !important;
  color: var(--bg) !important;
  border-radius: 50% !important;
  font-weight: 900;
  transform: scale(1.1);
  z-index: 2;
}

/* Kalender Priority Colors */
.pri-high {
  background: rgba(255, 59, 48, 0.2) !important;
  color: #ff3b30;
}
.pri-medium {
  background: rgba(255, 149, 0, 0.2) !important;
  color: #ff9500;
}
.pri-low {
  background: rgba(142, 142, 147, 0.2) !important;
  color: #8e8e93;
}
.pri-mixed {
  background: rgba(255, 255, 255, 0.1) !important;
  border: 1px dashed var(--border);
}

/* --- COMPONENTS --- */
.glass-card {
  background: var(--card);
  backdrop-filter: blur(25px);
  border-radius: 24px;
}

.ios-input {
  width: 100%;
  background: var(--input);
  border-radius: 14px;
  padding: 14px 18px;
  color: var(--text);
  border: 1px solid var(--border);
  outline: none;
  font-size: 14px;
}

.primary-btn {
  background: var(--text) !important;
  color: var(--bg) !important;
  width: 100%;
  padding: 20px;
  border-radius: 18px;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.1em;
  transition: opacity 0.2s;
}

.primary-btn:active {
  opacity: 0.8;
}

.select-btn {
  width: 100%;
  background: var(--input);
  padding: 14px;
  border-radius: 14px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  border: 1px solid var(--border);
}

/* --- MODALS & OVERLAYS --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  background: var(--card);
  border-radius: 30px;
  width: 100%;
  max-width: 360px;
}

.hidden {
  display: none !important;
}

.fade-in {
  animation: smoothIn 0.4s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

@keyframes smoothIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}