/* ============================================================
   LOGIN PAGE – css/login.css
   Redesign: Split Screen Dark Navy + White Card
   SMP Pelita Bangsa Pamulang
============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

/* ── Design Tokens ── */
:root {
  --navy-900:     #0e1631;
  --navy-800:     #141d3d;
  --navy-700:     #1a2550;
  --navy-600:     #1e2d5e;

  --primary:      #5b5ef4;
  --primary-dark: #4547d0;
  --primary-light:#7c7ff7;
  --primary-glow: rgba(91, 94, 244, 0.18);

  --accent:       #4f9ef8;
  --accent-light: #7eb8fa;

  --white:        #ffffff;
  --gray-50:      #f9fafb;
  --gray-100:     #f3f4f6;
  --gray-200:     #e5e7eb;
  --gray-300:     #d1d5db;
  --gray-400:     #9ca3af;
  --gray-500:     #6b7280;
  --gray-700:     #374151;
  --gray-900:     #111827;

  --text-on-navy: rgba(255,255,255,0.90);
  --text-on-navy-muted: rgba(255,255,255,0.58);

  --card-bg:      #ffffff;
  --card-shadow:  0 20px 60px rgba(0,0,0,0.12), 0 4px 16px rgba(0,0,0,0.06);

  --input-bg:       #ffffff;
  --input-border:   #e5e7eb;
  --input-border-focus: #5b5ef4;
  --input-shadow-focus: rgba(91, 94, 244, 0.18);

  --radius-sm:    10px;
  --radius:       14px;
  --radius-lg:    20px;
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Dark theme ── */
[data-theme="dark"] {
  --card-bg:            #1a2134;
  --card-shadow:        0 20px 60px rgba(0,0,0,0.40), 0 4px 16px rgba(0,0,0,0.20);

  --gray-50:            #1e2840;
  --gray-100:           #1e2840;
  --gray-200:           rgba(255,255,255,0.08);
  --gray-300:           rgba(255,255,255,0.15);
  --gray-400:           rgba(255,255,255,0.30);
  --gray-500:           rgba(255,255,255,0.45);
  --gray-700:           rgba(255,255,255,0.70);
  --gray-900:           rgba(255,255,255,0.92);

  --input-bg:           rgba(255,255,255,0.06);
  --input-border:       rgba(255,255,255,0.12);
  --input-border-focus: #7c7ff7;
  --input-shadow-focus: rgba(124, 127, 247, 0.22);
}

/* ── Base ── */
html, body {
  height: 100%;
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ════════════════════════════════════════
   PAGE — Split Screen Layout
════════════════════════════════════════ */
.page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 58% 42%;
  overflow: hidden;
}

/* ════════════════════════════════════════
   PANEL KIRI — Dark Navy
════════════════════════════════════════ */
.panel-left {
  background: var(--navy-900);
  display: flex;
  flex-direction: column;
  padding: 40px 48px 32px;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

/* Gradient overlay */
.panel-left::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 10% 0%, rgba(91,94,244,0.20) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 90% 100%, rgba(79,158,248,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(91,94,244,0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* Dekoratif lingkaran */
.deco-circle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.deco-circle--1 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(91,94,244,0.12) 0%, transparent 70%);
  top: -80px; right: -100px;
}
.deco-circle--2 {
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(79,158,248,0.10) 0%, transparent 70%);
  bottom: 60px; left: -60px;
}
.deco-circle--3 {
  width: 140px; height: 140px;
  background: radial-gradient(circle, rgba(91,94,244,0.14) 0%, transparent 70%);
  bottom: 30%; right: 10%;
}

/* ── Brand pojok kiri atas ── */
.left-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 2;
  margin-bottom: 32px;
}

.left-brand-logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(255,255,255,0.10);
  padding: 2px;
}

.left-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.left-brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}

.left-brand-sub {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--text-on-navy-muted);
  margin-top: 1px;
}

/* ── Konten Utama Kiri ── */
.left-content {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.left-headline {
  margin-bottom: 16px;
}

.left-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 4px;
}

.left-title-accent {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1.15;
}

/* ── Motto Sekolah ── */
.left-motto {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  margin-bottom: 22px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.motto-word--accent {
  color: #dfa82e; /* Gold/yellow matching reference image */
  text-shadow: 0 0 16px rgba(223, 168, 46, 0.3);
}

.motto-dot {
  color: rgba(255, 255, 255, 0.3);
}

.left-desc {
  font-size: 1.05rem;
  color: var(--text-on-navy-muted);
  line-height: 1.7;
  max-width: 480px;
}

/* ════════════════════════════════════════
   PANEL KANAN — Form Login
════════════════════════════════════════ */
.panel-right {
  background: var(--gray-50);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
  position: relative;
  min-height: 100vh;
  overflow-y: auto;
  transition: background 0.3s;
}

[data-theme="dark"] .panel-right {
  background: var(--navy-800);
}

/* ── Tombol theme toggle ── */
.theme-toggle {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-500);
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  z-index: 10;
}

[data-theme="dark"] .theme-toggle {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.60);
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-glow);
}

/* ── Login Card ── */
.login-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px 36px 28px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--gray-100);
  animation: cardIn 0.45s cubic-bezier(0.22,1,0.36,1) both;
  transition: background 0.3s, border-color 0.3s;
}

[data-theme="dark"] .login-card {
  border-color: rgba(255,255,255,0.08);
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Card Header ── */
.card-header {
  margin-bottom: 24px;
}

.card-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.card-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.03em;
}

.card-emoji {
  font-size: 1.3rem;
  line-height: 1;
}

.card-subtitle {
  font-size: 0.815rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* ── Role Tabs ── */
.role-tabs {
  display: flex;
  gap: 6px;
  background: var(--gray-100);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 22px;
}

[data-theme="dark"] .role-tabs {
  background: rgba(255,255,255,0.06);
}

.role-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 7px 8px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--gray-500);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s, box-shadow 0.2s;
}

.role-tab.active {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 1px 4px rgba(0,0,0,0.10);
}

[data-theme="dark"] .role-tab.active {
  background: rgba(91,94,244,0.18);
  color: var(--primary-light);
}

.role-tab:hover:not(.active) {
  color: var(--gray-700);
  background: rgba(0,0,0,0.04);
}

/* ── Alert ── */
#alert { transition: all 0.3s; }
.alert {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 14px;
  animation: alertIn 0.25s var(--ease);
}
@keyframes alertIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.alert-error   { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.20); color: #dc2626; }
.alert-success { background: rgba(91,94,244,0.08); border: 1px solid rgba(91,94,244,0.20); color: var(--primary); }

/* ── Form ── */
.form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field { display: flex; flex-direction: column; gap: 7px; }

.field-label {
  font-size: 0.70rem;
  font-weight: 700;
  color: var(--gray-500);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.field-wrap { position: relative; }

/* Icon di dalam input */
.field-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: color 0.2s;
}
.field-icon svg { width: 100%; height: 100%; }

.field-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--gray-50);
  border: 1.5px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--gray-900);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.3s;
}

[data-theme="dark"] .field-input {
  background: var(--input-bg);
  color: rgba(255,255,255,0.90);
}

.field-input.has-icon { padding-left: 42px; }
.field-input::placeholder { color: var(--gray-400); font-size: 0.84rem; }
.field-input:focus {
  border-color: var(--input-border-focus);
  box-shadow: 0 0 0 3px var(--input-shadow-focus);
  background: var(--white);
}

[data-theme="dark"] .field-input:focus {
  background: rgba(255,255,255,0.08);
}

.field-wrap:focus-within .field-icon { color: var(--primary); }
.field-input.has-toggle { padding-right: 44px; }
.field-input.error { border-color: rgba(239,68,68,0.5); box-shadow: 0 0 0 3px rgba(239,68,68,0.08); }

.toggle-btn {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  background: none; border: none;
  cursor: pointer;
  color: var(--gray-400);
  font-size: 0.9rem;
  padding: 0;
  display: flex;
  align-items: center;
  transition: color 0.2s;
}
.toggle-btn:hover { color: var(--primary); }

/* ── Submit button ── */
.btn-submit {
  width: 100%;
  padding: 13px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 6px;
  letter-spacing: 0.01em;
  position: relative;
  overflow: hidden;
  transition: background 0.2s, transform 0.2s var(--ease), box-shadow 0.2s;
  box-shadow: 0 4px 18px rgba(91, 94, 244, 0.40);
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.12) 50%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s, transform 0.5s;
  transform: translateX(-100%);
}
.btn-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(91, 94, 244, 0.48);
}
.btn-submit:hover::before {
  opacity: 1;
  transform: translateX(100%);
}
.btn-submit:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(91, 94, 244, 0.25); }
.btn-submit:disabled { opacity: 0.50; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── Spinner ── */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Demo Section ── */
.demo-section {
  margin-top: 20px;
  padding: 14px 16px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-100);
}

[data-theme="dark"] .demo-section {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.07);
}

.demo-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.demo-info {
  font-size: 0.775rem;
  color: var(--gray-500);
  line-height: 1.8;
}

.demo-link {
  background: none;
  border: none;
  color: var(--primary);
  font-family: inherit;
  font-size: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity 0.2s;
}
.demo-link:hover { opacity: 0.75; }

/* ── Footer ── */
.footer {
  text-align: center;
  margin-top: 18px;
  font-size: 0.795rem;
  color: var(--gray-400);
}
.footer-link {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.2s;
}
.footer-link:hover { text-decoration: underline; }

/* ════════════════════════════════════════
   RESPONSIVE — TABLET (≤900px)
════════════════════════════════════════ */
@media (max-width: 900px) {
  .page {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    min-height: 100vh;
    overflow: visible;
  }

  /* Panel kiri jadi header bar */
  .panel-left {
    padding: 0 16px;
    min-height: unset;
    height: 56px;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    border-bottom: 1px solid rgba(255,255,255,0.10);
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .deco-circle, .left-content { display: none; }
  .panel-left::before { display: none; }

  .left-brand { margin-bottom: 0; }
  .left-brand-logo img { width: 32px; height: 32px; }
  .left-brand-name { font-size: 0.88rem; }
  .left-brand-sub  { font-size: 0.60rem; }

  .panel-right {
    padding: 32px 20px 40px;
    min-height: auto;
    height: auto;
    justify-content: flex-start;
    overflow-y: visible;
  }

  .login-card {
    max-width: 100%;
    padding: 28px 24px 22px;
  }

  .theme-toggle {
    position: fixed;
    top: 12px;
    right: 14px;
    width: 32px;
    height: 32px;
    z-index: 200;
  }

  .card-title { font-size: 1.25rem; }
}

/* ════════════════════════════════════════
   RESPONSIVE — SMARTPHONE (≤480px)
════════════════════════════════════════ */
@media (max-width: 480px) {
  .panel-right { padding: 24px 14px 32px; }
  .login-card  { padding: 24px 18px 18px; border-radius: 14px; }
  .card-title  { font-size: 1.1rem; }
  .card-subtitle { font-size: 0.775rem; }
  .field-label { font-size: 0.67rem; }
  .field-input { padding: 11px 12px; font-size: 0.82rem; }
  .field-input.has-icon { padding-left: 38px; }
  .btn-submit  { padding: 11px; font-size: 0.85rem; }
  .demo-title  { font-size: 0.75rem; }
  .demo-info   { font-size: 0.73rem; }
}

/* ════════════════════════════════════════
   SUCCESS MODAL
════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.50);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
.modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--card-bg);
  border: 1px solid var(--gray-200);
  border-radius: 24px;
  padding: 44px 40px 36px;
  width: 100%;
  max-width: 360px;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.20);
  transform: scale(0.94) translateY(12px);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s var(--ease);
  opacity: 0;
}
.modal-overlay.show .modal-box {
  transform: scale(1) translateY(0);
  opacity: 1;
}

[data-theme="dark"] .modal-box {
  background: var(--navy-700);
  border-color: rgba(255,255,255,0.10);
}

.modal-icon-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
}

.modal-icon-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(91, 94, 244, 0.20);
  animation: ringPulse 2.2s ease-out infinite;
}
.modal-icon-ring--2 { display: none; }
@keyframes ringPulse {
  0%   { transform: scale(1);   opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.modal-check { width: 80px; height: 80px; position: relative; z-index: 2; }
.modal-check-circle {
  stroke: var(--primary);
  stroke-dasharray: 160;
  stroke-dashoffset: 160;
  fill: rgba(91, 94, 244, 0.08);
  animation: drawCircle 0.5s 0.2s var(--ease) forwards;
}
@keyframes drawCircle { to { stroke-dashoffset: 0; } }

.modal-check-tick {
  stroke: var(--primary);
  stroke-dasharray: 40;
  stroke-dashoffset: 40;
  fill: none;
  animation: drawTick 0.35s 0.6s var(--ease) forwards;
}
@keyframes drawTick { to { stroke-dashoffset: 0; } }

.modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.modal-sub {
  font-size: 0.84rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}
.modal-role-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: var(--primary-glow);
  border: 1px solid rgba(91, 94, 244, 0.20);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}
.modal-loader {
  height: 4px;
  background: var(--gray-200);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 12px;
}
.modal-loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 99px;
  transition: width linear;
}
.modal-redirect-note {
  font-size: 0.74rem;
  color: var(--gray-400);
}

@media (max-width: 480px) {
  .modal-box { padding: 36px 24px 28px; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}