/* ============================================================
   AluBharat × BigMint — Standalone landing page styles
   Scoped to this page only. Does not affect WordPress theme.
   ============================================================ */

:root {
  --bm-ink: #07111f;
  --bm-navy: #0d2137;
  --bm-blue: #1a4d7c;
  --bm-steel: #6b849c;
  --bm-mist: #d7e2ec;
  --bm-surface: #f3f6f9;
  --bm-copper: #d9772f;
  --bm-copper-dark: #b85f1f;
  --bm-white: #ffffff;
  --bm-text: #142033;
  --bm-muted: #5d7086;
  --bm-error: #b42318;
  --bm-success: #16794a;
  --bm-font-display: "Bebas Neue", "Arial Narrow", Impact, sans-serif;
  --bm-font-body: "DM Sans", "Segoe UI", sans-serif;
  --bm-radius: 6px;
  --bm-shadow: 0 24px 60px rgba(7, 17, 31, 0.28);
  --bm-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body.bm-page {
  font-family: var(--bm-font-body);
  color: var(--bm-text);
  background: var(--bm-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.bm-page a {
  color: inherit;
  text-decoration: none;
}

.bm-container {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

/* ---------- Hero (full-bleed) ---------- */
.bm-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 0;
  color: var(--bm-white);
  overflow: visible;
  background: var(--bm-ink);
}

.bm-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.bm-hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(7, 17, 31, 0.96) 0%, rgba(13, 33, 55, 0.88) 42%, rgba(26, 77, 124, 0.55) 100%),
    radial-gradient(ellipse 80% 60% at 85% 15%, rgba(217, 119, 47, 0.28), transparent 55%),
    linear-gradient(160deg, #07111f 0%, #0d2137 45%, #163a5c 100%);
}

.bm-hero__mesh {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 90%);
  opacity: 0.9;
}

.bm-hero__sheen {
  position: absolute;
  width: 55%;
  height: 140%;
  top: -20%;
  right: -8%;
  background: linear-gradient(
    115deg,
    transparent 30%,
    rgba(215, 226, 236, 0.08) 48%,
    transparent 62%
  );
  transform: rotate(-8deg);
  animation: bm-sheen 10s ease-in-out infinite;
}

.bm-hero__ingot {
  position: absolute;
  width: min(420px, 48vw);
  height: min(420px, 48vw);
  right: -4%;
  bottom: -12%;
  border-radius: 42% 58% 55% 45%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.18), transparent 40%),
    linear-gradient(145deg, rgba(107, 132, 156, 0.35), rgba(26, 77, 124, 0.15) 50%, rgba(217, 119, 47, 0.2));
  filter: blur(2px);
  animation: bm-drift 12s ease-in-out infinite;
}

.bm-hero__layout {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.bm-hero__form-wrap {
  width: min(520px, 100%);
}

.bm-brand {
  font-family: var(--bm-font-display);
  font-size: clamp(3.4rem, 8vw, 5.8rem);
  line-height: 0.9;
  letter-spacing: 0.04em;
  color: var(--bm-white);
  margin-bottom: 0.35rem;
}

.bm-brand-sub {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bm-copper);
  margin-bottom: 1.4rem;
}

.bm-hero h1 {
  font-family: var(--bm-font-body);
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  font-weight: 500;
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.92);
  max-width: 22ch;
  margin-bottom: 1.1rem;
}

.bm-hero__lead {
  font-size: 1.05rem;
  color: rgba(215, 226, 236, 0.82);
  max-width: 34rem;
  margin-bottom: 1.75rem;
}

.bm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 50px;
  padding: 0.8rem 1.5rem;
  font-family: var(--bm-font-body);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--bm-radius);
  cursor: pointer;
  transition: transform 0.25s var(--bm-ease), background 0.25s ease, box-shadow 0.25s ease;
}

.bm-btn--primary {
  background: var(--bm-copper);
  color: var(--bm-white);
  box-shadow: 0 10px 28px rgba(217, 119, 47, 0.35);
}

.bm-btn--primary:hover {
  background: var(--bm-copper-dark);
  transform: translateY(-2px);
}

.bm-btn--block {
  width: 100%;
}

.bm-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* ---------- Form shell ---------- */
.bm-form-shell {
  background: rgba(255, 255, 255, 0.97);
  color: var(--bm-text);
  padding: clamp(1.35rem, 2.5vw, 2rem);
  border-radius: 10px;
  box-shadow: var(--bm-shadow);
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
}

.bm-form__head {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #e4ebf2;
}

.bm-form__head h2 {
  font-family: var(--bm-font-display);
  font-size: 2rem;
  letter-spacing: 0.06em;
  color: var(--bm-navy);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.bm-form__head p {
  color: var(--bm-muted);
  font-size: 0.92rem;
}

.bm-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem 1rem;
}

.bm-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.bm-field--full {
  grid-column: 1 / -1;
}

.bm-field label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bm-navy);
}

.bm-field label .req {
  color: var(--bm-copper);
}

.bm-field input {
  width: 100%;
  min-height: 46px;
  border: 1px solid #c9d5e2;
  background: #f7fafc;
  padding: 0.65rem 0.85rem;
  font-family: var(--bm-font-body);
  font-size: 0.98rem;
  color: var(--bm-text);
  border-radius: var(--bm-radius);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.bm-field input::placeholder {
  color: #93a4b8;
}

.bm-field input:focus {
  outline: none;
  border-color: var(--bm-blue);
  background: var(--bm-white);
  box-shadow: 0 0 0 3px rgba(26, 77, 124, 0.14);
}

.bm-field input.bm-invalid,
.bm-field select.bm-invalid,
.bm-phone.bm-invalid {
  border-color: var(--bm-error);
  background: #fff8f7;
}

.bm-phone.bm-invalid {
  background: transparent;
}

.bm-phone.bm-invalid .bm-country-select,
.bm-phone.bm-invalid #bm-mobile {
  border-color: var(--bm-error);
  background: #fff8f7;
}

/* Phone + country code */
.bm-phone {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 0.5rem;
  align-items: stretch;
}

.bm-country-select {
  width: 100%;
  min-height: 46px;
  border: 1px solid #c9d5e2;
  background: #f7fafc;
  padding: 0.55rem 0.35rem;
  font-family: var(--bm-font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--bm-text);
  border-radius: var(--bm-radius);
  cursor: pointer;
  appearance: auto;
  -webkit-appearance: menulist;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.bm-country-select:focus {
  outline: none;
  border-color: var(--bm-blue);
  background: var(--bm-white);
  box-shadow: 0 0 0 3px rgba(26, 77, 124, 0.14);
}

.bm-field__error {
  min-height: 1.15em;
  margin-top: 0.25rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--bm-error);
}

.bm-form-actions {
  margin-top: 0.65rem;
}

.bm-form-status {
  margin-top: 0.75rem;
  min-height: 1.2em;
  font-size: 0.9rem;
  color: var(--bm-error);
}

.bm-thanks {
  display: none;
  text-align: center;
  padding: 2.5rem 0.75rem;
}

.bm-thanks.is-visible {
  display: block;
  animation: bm-rise-in 0.55s var(--bm-ease) forwards;
}

.bm-thanks__icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 1.1rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(22, 121, 74, 0.12);
  color: var(--bm-success);
}

.bm-thanks h2 {
  font-family: var(--bm-font-display);
  font-size: 2.4rem;
  letter-spacing: 0.05em;
  color: var(--bm-navy);
  margin-bottom: 0.5rem;
}

.bm-thanks p {
  color: var(--bm-muted);
  max-width: 28rem;
  margin: 0 auto;
  font-size: 1.02rem;
}

.bm-thanks__btn {
  margin-top: 1.35rem;
  display: inline-flex;
  min-width: 200px;
}

.bm-form.is-hidden {
  display: none;
}

/* ---------- About ---------- */
.bm-about {
  position: relative;
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  background:
    linear-gradient(180deg, #eef3f8 0%, #f7f9fb 100%);
}

.bm-about::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26, 77, 124, 0.25), transparent);
}

.bm-about__intro {
  max-width: 42rem;
  margin-bottom: 2.75rem;
}

.bm-kicker {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bm-copper);
  margin-bottom: 0.7rem;
}

.bm-about h2 {
  font-family: var(--bm-font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: 0.03em;
  line-height: 1.05;
  color: var(--bm-navy);
  margin-bottom: 1rem;
}

.bm-about__intro > p:last-child {
  color: var(--bm-muted);
  font-size: 1.05rem;
}

.bm-points {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(13, 33, 55, 0.12);
}

.bm-points li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.75rem 1.25rem 1.75rem 0;
  border-right: 1px solid rgba(13, 33, 55, 0.1);
}

.bm-points li:last-child {
  border-right: none;
  padding-right: 0;
}

.bm-points li:first-child {
  padding-left: 0;
}

.bm-points__num {
  font-family: var(--bm-font-display);
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  color: var(--bm-copper);
  line-height: 1;
  padding-top: 0.15rem;
}

.bm-points strong {
  display: block;
  font-size: 1.08rem;
  color: var(--bm-navy);
  margin-bottom: 0.35rem;
}

.bm-points p {
  color: var(--bm-muted);
  font-size: 0.95rem;
}

/* ---------- Footer ---------- */
.bm-footer {
  background: var(--bm-ink);
  color: rgba(215, 226, 236, 0.65);
  padding: 1.35rem 0;
  font-size: 0.88rem;
}

.bm-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
}

/* ---------- Motion ---------- */
.bm-rise {
  opacity: 0;
  transform: translateY(22px);
  animation: bm-rise-in 0.85s var(--bm-ease) forwards;
  animation-delay: var(--d, 0s);
}

.bm-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--bm-ease), transform 0.7s var(--bm-ease);
}

.bm-reveal.is-inview {
  opacity: 1;
  transform: translateY(0);
}

@keyframes bm-rise-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bm-sheen {
  0%,
  100% {
    opacity: 0.45;
    transform: rotate(-8deg) translateX(0);
  }
  50% {
    opacity: 0.85;
    transform: rotate(-8deg) translateX(-3%);
  }
}

@keyframes bm-drift {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-18px) scale(1.04);
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .bm-hero {
    min-height: 100vh;
    min-height: 100dvh;
    padding: 2rem 0;
  }

  .bm-hero__layout {
    display: flex;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .bm-container {
    width: calc(100% - 1.25rem);
  }

  .bm-form-grid {
    grid-template-columns: 1fr;
  }

  .bm-phone {
    grid-template-columns: 100px 1fr;
  }

  .bm-brand {
    font-size: clamp(2.8rem, 14vw, 3.6rem);
  }

  .bm-hero__ingot {
    opacity: 0.55;
  }
}