/* DadReady — Warm & Friendly Design Tokens */

:root, [data-theme="light"] {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Warm palette — amber/coral for a fatherhood brand */
  --color-bg:             #FBF8F4;
  --color-surface:        #FFF9F2;
  --color-surface-2:      #FFFCF8;
  --color-surface-offset: #F5EFEA;
  --color-border:         #E0D5C9;
  --color-divider:        #EAE0D6;

  --color-text:           #2D2418;
  --color-text-muted:     #7A6E5F;
  --color-text-faint:     #B5A898;
  --color-text-inverse:   #FBF8F4;

  /* Primary — warm coral/terracotta */
  --color-primary:        #C4583A;
  --color-primary-hover:  #A84830;
  --color-primary-active: #8E3C28;
  --color-primary-light:  #FDEEE8;

  /* Accent — warm amber */
  --color-accent:         #D4920A;
  --color-accent-light:   #FFF4DC;

  /* Success */
  --color-success:        #3D7A3E;
  --color-success-light:  #E8F5E8;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.3 0.02 60 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.3 0.02 60 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.3 0.02 60 / 0.12);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Plus Jakarta Sans', 'Trebuchet MS', sans-serif;
  --font-body: 'Nunito', 'Segoe UI', sans-serif;
}

[data-theme="dark"] {
  --color-bg:             #1A1714;
  --color-surface:        #211E1A;
  --color-surface-2:      #282420;
  --color-surface-offset: #1E1B17;
  --color-border:         #3E3830;
  --color-divider:        #332E28;

  --color-text:           #E8DFD4;
  --color-text-muted:     #9E9285;
  --color-text-faint:     #6B6058;
  --color-text-inverse:   #1A1714;

  --color-primary:        #E8845E;
  --color-primary-hover:  #D06C45;
  --color-primary-active: #B85A38;
  --color-primary-light:  #2E2220;

  --color-accent:         #E8B13A;
  --color-accent-light:   #2E2818;

  --color-success:        #6DAA45;
  --color-success-light:  #1E2A18;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #1A1714;
    --color-surface:        #211E1A;
    --color-surface-2:      #282420;
    --color-surface-offset: #1E1B17;
    --color-border:         #3E3830;
    --color-divider:        #332E28;
    --color-text:           #E8DFD4;
    --color-text-muted:     #9E9285;
    --color-text-faint:     #6B6058;
    --color-text-inverse:   #1A1714;
    --color-primary:        #E8845E;
    --color-primary-hover:  #D06C45;
    --color-primary-active: #B85A38;
    --color-primary-light:  #2E2220;
    --color-accent:         #E8B13A;
    --color-accent-light:   #2E2818;
    --color-success:        #6DAA45;
    --color-success-light:  #1E2A18;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* =============== LAYOUT =============== */

.container {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.container--wide {
  max-width: var(--content-wide);
}

.container--narrow {
  max-width: var(--content-narrow);
}

/* =============== HEADER =============== */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  padding: var(--space-3) 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo svg {
  width: 36px;
  height: 36px;
}

.header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
}

.header__logo-text span {
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header__nav a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 600;
}

.header__nav a:hover {
  color: var(--color-primary);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* =============== HERO =============== */

.hero {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.1;
}

.hero__title em {
  font-style: normal;
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 48ch;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__image-wrapper {
  position: relative;
}

.hero__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}

.hero__image-accent {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 100px;
  height: 100px;
  background: var(--color-accent-light);
  border-radius: var(--radius-2xl);
  z-index: -1;
}

/* =============== BUTTONS =============== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  text-decoration: none;
  white-space: nowrap;
  min-height: 48px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  min-height: 56px;
  border-radius: var(--radius-xl);
}

/* =============== SECTIONS =============== */

.section {
  padding: clamp(var(--space-12), 6vw, var(--space-20)) 0;
}

.section--alt {
  background: var(--color-surface);
}

.section__header {
  text-align: left;
  margin-bottom: var(--space-10);
  max-width: 56ch;
}

.section__header--center {
  text-align: center;
  margin-inline: auto;
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

/* =============== PRODUCTS =============== */

.products__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .products__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1100px) {
  .products__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

@media (min-width: 1100px) {
  .product-card {
    padding: var(--space-6);
  }
}

.product-card {
  background: var(--color-surface-2);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.product-card--featured {
  border-color: var(--color-primary);
  border-width: 2px;
}

.product-card--featured::before {
  content: 'Best Value';
  position: absolute;
  top: 16px;
  right: -30px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-8);
  transform: rotate(45deg);
}

.product-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.product-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-card__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.product-card__price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-5);
}

.product-card__price-amount {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
}

.product-card__price-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.product-card__price-save {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-success);
  background: var(--color-success-light);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  margin-left: var(--space-2);
  white-space: nowrap;
}

.product-card__features {
  list-style: none;
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex-grow: 1;
}

.product-card .btn {
  margin-top: auto;
}

.product-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.product-card__features li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--color-success);
}

/* =============== WHAT YOU'LL LEARN / FEATURES =============== */

.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .features__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .features__grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.feature-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-text) l c h / 0.05);
}

.feature-item__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.feature-item__content h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.feature-item__content p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* =============== TESTIMONIALS =============== */

.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .testimonials__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.testimonial-card {
  background: var(--color-surface-2);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  border: 1px solid oklch(from var(--color-text) l c h / 0.05);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-3);
  color: var(--color-accent);
}

.testimonial-card__stars svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.testimonial-card__quote {
  font-size: var(--text-base);
  color: var(--color-text);
  font-style: italic;
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.testimonial-card__author {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* =============== FAQ =============== */

.faq__list {
  max-width: var(--content-narrow);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
  text-align: left;
  background: var(--color-surface);
  cursor: pointer;
  min-height: 52px;
}

.faq-item__question:hover {
  background: var(--color-surface-offset);
}

.faq-item__question svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform 200ms ease;
}

.faq-item.open .faq-item__question svg {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 300ms ease;
}

.faq-item.open .faq-item__answer {
  max-height: 400px;
}

.faq-item__answer p {
  padding: 0 var(--space-5) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* =============== CTA BANNER =============== */

.cta-banner {
  background: var(--color-primary);
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-8);
  text-align: center;
  margin: var(--space-12) auto;
  max-width: var(--content-default);
}

.cta-banner__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-3);
}

.cta-banner__desc {
  font-size: var(--text-base);
  color: oklch(from var(--color-text-inverse) l c h / 0.85);
  margin-bottom: var(--space-6);
  max-width: 48ch;
  margin-inline: auto;
}

.cta-banner .btn {
  background: white;
  color: var(--color-primary);
}

.cta-banner .btn:hover {
  background: var(--color-surface);
}

/* =============== FOOTER =============== */

.footer {
  border-top: 1px solid oklch(from var(--color-text) l c h / 0.08);
  padding: var(--space-8) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__brand svg {
  width: 28px;
  height: 28px;
}

.footer__brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}

.footer__brand-name span {
  color: var(--color-primary);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__links {
  display: flex;
  gap: var(--space-4);
}

.footer__links a {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer__links a:hover {
  color: var(--color-primary);
}

/* =============== GUARANTEE BADGE =============== */

.guarantee {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-success-light);
  border-radius: var(--radius-lg);
  margin-top: var(--space-4);
}

.guarantee svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-success);
}

.guarantee__text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.guarantee__text strong {
  color: var(--color-text);
}

/* =============== MOBILE NAV =============== */

.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 767px) {
  .mobile-toggle {
    display: flex;
  }
  .header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-4);
    gap: var(--space-4);
  }
  .header__nav.open {
    display: flex;
  }
  .header__nav a {
    padding: var(--space-2) 0;
  }
}

/* =============== STRIPE LOADING =============== */

.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =============== SCROLL ANIMATIONS =============== */

.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============== ABOUT SECTION =============== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 2fr 3fr;
    gap: var(--space-12);
  }
}

.about__stat-block {
  background: var(--color-primary-light);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  text-align: center;
}

.about__stat-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.about__stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.about__content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.about__content p strong {
  color: var(--color-text);
}

/* =============== NOTIFICATION BAR =============== */

.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--color-text);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  z-index: 100;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}