/* ==========================================================================
   MarketMama School Management System • Login (SaaS)
   ✅ Day/Night theme switch (html[data-theme="light"] | default dark)
   ✅ Night: premium dark, white text, olive accents
   ✅ Day: sharp white card, black text, crisp grey, olive accents
   ✅ Hero photo uses /img/login-hero.png
   ✅ NO FILTER on day image (only a clean shade overlay)
   ========================================================================== */

:root {
  --radius: 14px;
  --radius-lg: 18px;
}

/* ============================================================
   DARK (default) — NIGHT MODE
   ============================================================ */
html:not([data-theme="light"]) {
  --mm-olive: #2f4f2f;
  --mm-olive-2: #1f3a1f;
  --mm-gold: #c7b35a;

  --mm-bg: #0b0f0c;
  --mm-bg2: #0b1426;

  --mm-card: rgba(16, 20, 31, 0.92);
  --mm-card-2: rgba(10, 12, 20, 0.92);

  --mm-text: #f4f4f7;
  --mm-muted: rgba(244, 244, 247, 0.68);

  --mm-line: rgba(255, 255, 255, 0.1);
  --mm-line-2: rgba(255, 255, 255, 0.08);
  --mm-shadow: 0 18px 60px rgba(0, 0, 0, 0.55);

  --input-bg: rgba(0, 0, 0, 0.25);
  --input-border: rgba(255, 255, 255, 0.14);
  --input-focus: rgba(199, 179, 90, 0.55);

  --btn-text: #ffffff;
  --secondary-bg: rgba(255, 255, 255, 0.06);
  --secondary-border: rgba(199, 179, 90, 0.3);
  --secondary-text: var(--mm-gold);
}

/* ============================================================
   LIGHT — DAY MODE (sharp + clean)
   ============================================================ */
html[data-theme="light"] {
  --mm-olive: #2f4f2f;
  --mm-olive-2: #214021;
  --mm-gold: #6b5c1a;

  --mm-bg: #f4f6f2;
  --mm-bg2: #ffffff;

  --mm-card: rgba(255, 255, 255, 0.98);
  --mm-card-2: rgba(255, 255, 255, 0.98);

  --mm-text: #0b0f0c; /* sharp black */
  --mm-muted: rgba(11, 15, 12, 0.62); /* crisp grey */

  --mm-line: rgba(11, 15, 12, 0.14);
  --mm-line-2: rgba(11, 15, 12, 0.1);

  --mm-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);

  --input-bg: #ffffff;
  --input-border: rgba(11, 15, 12, 0.18);
  --input-focus: rgba(47, 79, 47, 0.45);

  --btn-text: #ffffff;
  --secondary-bg: rgba(47, 79, 47, 0.06);
  --secondary-border: rgba(47, 79, 47, 0.22);
  --secondary-text: #214021;
}

/* ============================================================
   BASE RESET
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  font-family:
    "Inter",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  color: var(--mm-text);
}

/* Page background */
body {
  background:
    radial-gradient(
      900px 520px at 12% -10%,
      rgba(47, 79, 47, 0.25),
      transparent 60%
    ),
    radial-gradient(
      900px 520px at 88% 10%,
      rgba(199, 179, 90, 0.18),
      transparent 55%
    ),
    linear-gradient(180deg, var(--mm-bg2), var(--mm-bg));
}

html[data-theme="light"] body {
  background:
    radial-gradient(
      1100px 620px at 10% -10%,
      rgba(47, 79, 47, 0.1),
      transparent 60%
    ),
    radial-gradient(
      1000px 520px at 92% 10%,
      rgba(199, 179, 90, 0.1),
      transparent 55%
    ),
    linear-gradient(180deg, #ffffff, #f1f4ee);
}

/* ============================================================
   LAYOUT
   ============================================================ */
.split-login {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

/* divider glow */
.split-login::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(
    to bottom,
    rgba(199, 179, 90, 0),
    rgba(199, 179, 90, 0.28),
    rgba(199, 179, 90, 0)
  );
}
html[data-theme="light"] .split-login::before {
  background: linear-gradient(
    to bottom,
    rgba(47, 79, 47, 0),
    rgba(47, 79, 47, 0.18),
    rgba(47, 79, 47, 0)
  );
}

/* ============================================================
   HERO SIDE (Photo + clean overlays)
   ============================================================ */
.hero-side {
  position: relative;
  overflow: hidden;

  background-image: url("/img/login-hero.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Night overlay */
html:not([data-theme="light"]) .hero-side::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.18)),
    radial-gradient(
      1200px 600px at 20% 20%,
      rgba(47, 79, 47, 0.35),
      transparent 60%
    ),
    radial-gradient(
      1000px 520px at 90% 10%,
      rgba(199, 179, 90, 0.18),
      transparent 60%
    );
}

/* Day overlay — NO FILTER (just a readable shade) */

/* keep hero text above overlay */
.hero-text {
  position: absolute;
  z-index: 1;
  bottom: 9%;
  left: 8%;
  max-width: 460px;
}

.hero-text h2 {
  margin: 12px 0 10px;
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--mm-text);
}

.hero-text p {
  margin: 0 0 10px;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--mm-muted);
}

.trial-note {
  margin-top: 12px;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--mm-muted);
}

/* ============================================================
   RIGHT PANEL
   ============================================================ */
.right-login {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 44px 28px;
  background: linear-gradient(
    135deg,
    rgba(47, 79, 47, 0.12),
    rgba(0, 0, 0, 0.18)
  );
}
html[data-theme="light"] .right-login {
  background: linear-gradient(
    135deg,
    rgba(47, 79, 47, 0.05),
    rgba(255, 255, 255, 0.65)
  );
}

.wrap {
  width: 100%;
  display: flex;
  justify-content: center;
}

/* ============================================================
   CARD
   ============================================================ */
.card {
  width: 100%;
  max-width: 500px;
  padding: 34px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--mm-card), var(--mm-card-2));
  border: 1px solid var(--mm-line);
  box-shadow: var(--mm-shadow);
  text-align: center;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
}

html[data-theme="light"] .card {
  background: #ffffff;
  border: 1px solid rgba(11, 15, 12, 0.16);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.12);
}

/* ============================================================
   BRAND + TITLES
   ============================================================ */
.mm-brand-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 0 0 10px;
}

.mm-logo {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 6px;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.35));
}
html[data-theme="light"] .mm-logo {
  background: rgba(47, 79, 47, 0.06);
  border: 1px solid rgba(11, 15, 12, 0.14);
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.14));
}

.title {
  margin: 6px 0 6px;
  font-size: 1.18rem;
  font-weight: 950;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mm-text);
}

.sub {
  margin: 0 0 22px;
  font-size: 0.95rem;
  color: var(--mm-muted);
}

/* pill (top left hero uses this) */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 950;
  background: rgba(47, 79, 47, 0.18);
  border: 1px solid rgba(199, 179, 90, 0.22);
  color: var(--mm-text);
}
html[data-theme="light"] .pill {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(47, 79, 47, 0.18);
  color: rgba(11, 15, 12, 0.9);
}

/* ============================================================
   FORM
   ============================================================ */
label {
  display: block;
  text-align: left;
  margin: 10px 0 6px;
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  color: var(--mm-muted);
  font-weight: 800;
}

.input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--mm-text);
  font-size: 1rem;
  outline: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}

.input::placeholder {
  color: rgba(244, 244, 247, 0.45);
}
html[data-theme="light"] .input::placeholder {
  color: rgba(11, 15, 12, 0.4);
}

.input:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(47, 79, 47, 0.16);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  width: 100%;
  height: 52px;
  margin-top: 16px;
  border: none;
  border-radius: var(--radius);
  background: linear-gradient(90deg, var(--mm-olive), var(--mm-olive-2));
  color: var(--btn-text);
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    filter 0.18s ease,
    box-shadow 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.22);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn.secondary {
  margin-top: 0;
  background: var(--secondary-bg);
  border: 1px solid var(--secondary-border);
  color: var(--secondary-text);
}

/* ============================================================
   EXTRA UI
   ============================================================ */
.small-muted {
  color: var(--mm-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.split-row {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}
.split-row > * {
  flex: 1;
}

.hr {
  height: 1px;
  background: var(--mm-line-2);
  margin: 14px 0;
}

.msg {
  margin-top: 10px;
  font-weight: 800;
  font-size: 0.92rem;
  min-height: 22px;
}
.msg.ok {
  color: #00b85c;
}
.msg.err {
  color: #d32f2f;
}

.collapse {
  display: none;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--mm-line-2);
}
.collapse.show {
  display: block;
}

/* ============================================================
   THEME TOGGLE BUTTON (top-right)
   ============================================================ */
.theme-toggle {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--mm-line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--mm-text);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
}
html[data-theme="light"] .theme-toggle {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(11, 15, 12, 0.14);
  color: rgba(11, 15, 12, 0.9);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .split-login {
    grid-template-columns: 1fr;
  }
  .split-login::before {
    display: none;
  }
  .hero-side {
    display: none;
  }
  .right-login {
    padding: 36px 18px;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}
/* Remove any photo filters in Day mode */
html[data-theme="light"] .hero-side {
  filter: none !important;
}