/* ============================================================
   NUTRITION PAGE — Jiva Pulse
   Styles specific to nutrition.html.
   Glassmorphism + lotus-spectrum theme.
   ============================================================ */

/* ── Hero Section — Full-width background image with overlay ── */
.nutr-hero {
  position: relative;
  padding-top: var(--sp-24);
  padding-bottom: var(--sp-24);
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
}

.nutr-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.nutr-hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Soft overlay wash for text readability */
.nutr-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(248, 249, 252, 0.88) 0%,
    rgba(248, 249, 252, 0.65) 60%,
    rgba(248, 249, 252, 0.40) 100%
  );
}

.nutr-hero__content {
  position: relative;
  z-index: var(--z-raised);
  max-width: 780px;
}

.nutr-hero__title {
  font-size: var(--text-5xl);
  margin-bottom: var(--sp-5);
}

.nutr-hero__title em {
  font-style: italic;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nutr-hero__subtitle {
  font-size: var(--text-md);
  color: var(--clr-text-secondary);
  line-height: var(--leading-loose);
  margin-bottom: var(--sp-6);
  max-width: 720px;
}

/* ── Illustration container ── */
.nutr-illustration {
  max-width: 480px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow:
    0 8px 40px rgba(126, 207, 179, 0.12),
    0 2px 12px rgba(155, 143, 204, 0.10);
  transition: transform var(--ease-slow);
}

.nutr-illustration:hover {
  transform: translateY(-4px);
}

.nutr-illustration img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Text-only centered section ── */
.nutr-text-center {
  text-align: center;
  max-width: 900px;
  margin-inline: auto;
}

.nutr-text-center h2 {
  margin-bottom: var(--sp-6);
}

.nutr-text-center p {
  font-size: var(--text-md);
  color: var(--clr-text-secondary);
  line-height: var(--leading-loose);
}

/* ── Dark Section (Introducing / Beyond Calories) ── */
.nutr-dark {
  background: var(--clr-surface-alt);
  position: relative;
}

.nutr-dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(108, 99, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 30%, rgba(108, 99, 255, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.nutr-dark h2 {
  color: var(--clr-heading);
}

.nutr-dark h3,
.nutr-dark p {
  color: var(--clr-text);
}

.nutr-dark .section-eyebrow {
  color: var(--clr-primary);
}

/* Dark section 3-col cards (white cards on dark bg) */
.nutr-dark-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  position: relative;
  z-index: var(--z-raised);
}

.nutr-dark-card {
  background: var(--clr-surface-card);
  border: 1px solid var(--clr-border-light);
  border-radius: var(--glass-radius-1);
  padding: var(--sp-6);
  transition: all var(--ease-base);
  box-shadow: var(--shadow-sm);
}

.nutr-dark-card:hover {
  background: var(--clr-surface-card);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.nutr-dark-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-subtle);
  border: 1px solid var(--clr-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  margin-bottom: var(--sp-5);
}

.nutr-dark-card__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-3);
}

.nutr-dark-card p {
  color: var(--clr-text-secondary);
}

.nutr-dark__footer {
  margin-top: var(--sp-10);
  text-align: center;
  color: var(--clr-text-secondary);
  font-size: var(--text-md);
  position: relative;
  z-index: var(--z-raised);
}

/* ── Split Layout ── */
.nutr-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.nutr-split--reverse {
  direction: rtl;
}

.nutr-split--reverse > * {
  direction: ltr;
}

.nutr-split__text {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.nutr-split__lead {
  font-size: var(--text-md);
  color: var(--clr-text-secondary);
  line-height: var(--leading-loose);
}

.nutr-split__media {
  display: flex;
  justify-content: center;
}

/* ── Phone mockup ── */
.nutr-phone-mockup {
  max-width: 340px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow:
    0 8px 40px rgba(126, 207, 179, 0.15),
    0 2px 12px rgba(155, 143, 204, 0.12);
  border: 2px solid rgba(255, 255, 255, 0.5);
  transition: transform var(--ease-slow), box-shadow var(--ease-slow);
}

.nutr-phone-mockup:hover {
  transform: translateY(-4px);
  box-shadow:
    0 16px 56px rgba(126, 207, 179, 0.20),
    0 4px 16px rgba(155, 143, 204, 0.15);
}

.nutr-phone-mockup img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── AI Steps (numbered with top accent lines) ── */
.nutr-ai-steps {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}

.nutr-ai-step-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
}

.nutr-ai-step {
  border-top: 3px solid var(--clr-primary);
  padding-top: var(--sp-4);
}

.nutr-ai-step__number {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semi);
  color: var(--clr-text-secondary);
  margin-bottom: var(--sp-3);
}

.nutr-ai-step__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-2);
}

/* ── Precision Section (2-col lists with background illustration) ── */
.nutr-precision {
  position: relative;
  overflow: hidden;
}

.nutr-precision__bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 400px;
  opacity: 0.12;
  pointer-events: none;
}

.nutr-precision__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  position: relative;
  z-index: var(--z-raised);
}

.nutr-precision__subheading {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-xl);
  color: var(--clr-primary);
  margin-bottom: var(--sp-5);
}

.nutr-precision__list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.nutr-precision__list li {
  position: relative;
  padding-left: var(--sp-6);
  font-size: var(--text-base);
  color: var(--clr-text-secondary);
  line-height: var(--leading-normal);
}

.nutr-precision__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
}

/* ── Journey Section (cards with top accent border, over bg illustration) ── */
.nutr-journey {
  position: relative;
  overflow: hidden;
}

.nutr-journey__bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  max-width: 500px;
  opacity: 0.15;
  pointer-events: none;
}

.nutr-journey-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  position: relative;
  z-index: var(--z-raised);
}

.nutr-journey-card {
  border: 2px solid var(--clr-primary);
  border-radius: var(--glass-radius-1);
  padding: var(--sp-6);
  background: var(--glass-bg-1);
  backdrop-filter: var(--glass-blur-1);
  -webkit-backdrop-filter: var(--glass-blur-1);
  transition: all var(--ease-base);
}

.nutr-journey-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.nutr-journey-card__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-3);
}

/* ── Features at a Glance (3-row × 2-col grid) ── */
.nutr-glance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

.nutr-glance-card {
  background: var(--clr-surface-alt);
  border-radius: var(--glass-radius-1);
  padding: var(--sp-6);
  transition: all var(--ease-base);
}

.nutr-glance-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.nutr-glance-card__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-2);
}

/* ── Transformation Steps (arrow-shaped steps in 2×2) ── */
.nutr-transform-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
}

.nutr-transform-step {
  position: relative;
}

/* Arrow accent bar */
.nutr-transform-step__arrow {
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-subtle);
  margin-bottom: var(--sp-4);
  position: relative;
}

.nutr-transform-step__arrow::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 10px solid var(--clr-primary-subtle);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

.nutr-transform-step__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-2);
}

.nutr-transform__footer {
  margin-top: var(--sp-10);
  font-size: var(--text-md);
  color: var(--clr-text-secondary);
}

/* ── Data Control (quote + timeline cards) ── */
.nutr-control__quote {
  border-left: 4px solid var(--clr-primary);
  padding-left: var(--sp-6);
  margin-bottom: var(--sp-10);
  font-size: var(--text-md);
  color: var(--clr-text-secondary);
  font-style: italic;
  line-height: var(--leading-loose);
}

/* Timeline with connected circles */
.nutr-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
  position: relative;
}

/* Connecting line behind timeline items */
.nutr-timeline::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 10%;
  right: 10%;
  height: 3px;
  background: var(--clr-primary);
  z-index: 0;
}

.nutr-timeline-item {
  text-align: center;
  position: relative;
  z-index: var(--z-raised);
}

.nutr-timeline-item__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--clr-primary);
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: var(--sp-5);
  position: relative;
  z-index: var(--z-raised);
}

.nutr-timeline-card {
  border: 1px solid var(--clr-border);
  border-radius: var(--glass-radius-1);
  padding: var(--sp-5);
  background: var(--glass-bg-1);
  backdrop-filter: var(--glass-blur-1);
  -webkit-backdrop-filter: var(--glass-blur-1);
}

.nutr-timeline-card__title {
  font-family: var(--font-body);
  font-weight: var(--weight-semi);
  font-size: var(--text-lg);
  color: var(--clr-heading);
  margin-bottom: var(--sp-2);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .nutr-hero__title {
    font-size: var(--text-4xl);
  }
}

@media (max-width: 768px) {
  .nutr-hero {
    padding-top: var(--sp-16);
    padding-bottom: var(--sp-12);
    min-height: auto;
  }

  .nutr-hero__title {
    font-size: var(--text-3xl);
  }

  .nutr-hero__subtitle {
    max-width: 100%;
  }

  .nutr-split {
    grid-template-columns: 1fr;
    gap: var(--sp-10);
  }

  .nutr-split--reverse {
    direction: ltr;
  }

  .nutr-split__media {
    order: 2;
  }

  .nutr-split__text {
    order: 1;
  }

  .nutr-dark-cards {
    grid-template-columns: 1fr;
  }

  .nutr-ai-step-row {
    grid-template-columns: 1fr;
  }

  .nutr-precision__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-8);
  }

  .nutr-journey-grid {
    grid-template-columns: 1fr;
  }

  .nutr-glance-grid {
    grid-template-columns: 1fr;
  }

  .nutr-transform-grid {
    grid-template-columns: 1fr;
  }

  .nutr-timeline {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }

  .nutr-timeline::before {
    display: none;
  }

  .nutr-phone-mockup {
    max-width: 260px;
  }

  .nutr-illustration {
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .nutr-hero {
    padding-top: var(--sp-12);
    padding-bottom: var(--sp-8);
  }

  .nutr-hero__title {
    font-size: var(--text-2xl);
  }

  .nutr-hero__subtitle {
    font-size: var(--text-base);
  }

  .nutr-phone-mockup {
    max-width: 220px;
  }

  .nutr-illustration {
    max-width: 280px;
  }
}