/* ========================================
   CodeFlow Agency - Premium Landing Page
   ======================================== */

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

:root {
  --color-bg: #0a0a0a;
  --color-bg-light: #141414;
  --color-bg-card: #1a1a1a;
  --color-gold: #c9a84c;
  --color-gold-light: #d4b85a;
  --color-gold-dark: #a88b3d;
  --color-white: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-300: #b3b3b3;
  --color-gray-500: #737373;
  --color-gray-700: #404040;
  --color-gray-900: #1a1a1a;
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --container-max: 1200px;
  --section-padding: 6rem 0;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-gray-100);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

img {
  max-width: 100%;
  display: block;
}

/* --- Utilities --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gold {
  color: var(--color-gold);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 6px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-align: center;
  line-height: 1.4;
}

.btn--gold {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg);
}

.btn--gold:hover {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(201, 168, 76, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-gray-700);
}

.btn--outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn--small {
  padding: 0.55rem 1.25rem;
  font-size: 0.85rem;
}

.btn--full {
  width: 100%;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  padding: 0.65rem 0;
}

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

.navbar__logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.navbar__logo-icon {
  color: var(--color-gold);
  font-size: 1.2rem;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.navbar__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-gray-300);
}

.navbar__links a:hover {
  color: var(--color-gold);
}

.navbar__links .btn--gold {
  color: var(--color-bg);
}

.navbar__links .btn--gold:hover {
  color: var(--color-bg);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 6rem;
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-gray-300);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__gradient {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* --- Sections --- */
.section {
  padding: var(--section-padding);
}

.section--problem {
  background: var(--color-bg-light);
}

.section--steps {
  background: var(--color-bg-light);
}

.section--faq {
  background: var(--color-bg-light);
}

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section__eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-gray-300);
  line-height: 1.7;
}

/* --- Problem Section --- */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.problem__stat {
  text-align: center;
  padding: 2rem;
  background: var(--color-bg);
  border-radius: 12px;
  border: 1px solid var(--color-gray-700);
}

.problem__number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  display: block;
  margin-bottom: 0.75rem;
}

.problem__label {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.6;
}

.problem__conclusion {
  text-align: center;
  font-size: 1.1rem;
  color: var(--color-gray-300);
  max-width: 650px;
  margin: 0 auto;
  font-style: italic;
}

/* --- Features (Solution) --- */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem 2rem;
  background: var(--color-bg-card);
  border-radius: 12px;
  border: 1px solid var(--color-gray-700);
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(201, 168, 76, 0.08);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 168, 76, 0.1);
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.feature-card__text {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Steps (Comment ca marche) --- */
.steps__grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.step {
  flex: 1;
  text-align: center;
  padding: 0 1.5rem;
}

.step__number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg);
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  border-radius: 50%;
}

.step__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.step__text {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  line-height: 1.7;
}

.step__connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-dark));
  margin-top: 28px;
  flex-shrink: 0;
  opacity: 0.5;
}

/* --- Benefits --- */
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.benefit {
  padding: 2rem;
  background: var(--color-bg-card);
  border-radius: 12px;
  border: 1px solid var(--color-gray-700);
  transition: border-color var(--transition);
}

.benefit:hover {
  border-color: rgba(201, 168, 76, 0.3);
}

.benefit__icon {
  margin-bottom: 1rem;
}

.benefit__title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.benefit__text {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- Pricing --- */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  padding: 3rem 2.5rem;
  background: var(--color-bg-card);
  border-radius: 16px;
  border: 1px solid var(--color-gray-700);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card--featured {
  border-color: var(--color-gold);
  box-shadow: 0 0 40px rgba(201, 168, 76, 0.1);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.35rem 1.25rem;
  border-radius: 20px;
}

.pricing-card__header {
  margin-bottom: 1.5rem;
}

.pricing-card__name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.pricing-card__desc {
  color: var(--color-gray-300);
  font-size: 0.9rem;
}

.pricing-card__price {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-gray-700);
}

.pricing-card__amount {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
}

.pricing-card__features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-card__features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--color-gray-100);
}

.pricing-card__features li svg {
  flex-shrink: 0;
}

/* --- FAQ --- */
.faq__list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-700);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  gap: 1rem;
}

.faq-item__question:hover {
  color: var(--color-gold);
}

.faq-item__chevron {
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-item.active .faq-item__chevron {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
  padding-bottom: 1.5rem;
}

.faq-item__answer p {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Contact --- */
.section--contact {
  background: var(--color-bg);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: start;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.contact-form__group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-form__group--full {
  grid-column: 1 / -1;
}

.contact-form label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gray-300);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 0.85rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-gray-700);
  border-radius: 8px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-gray-500);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

.contact-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.contact-form select option {
  background: var(--color-bg-card);
  color: var(--color-white);
}

.contact-form .btn {
  grid-column: 1 / -1;
  margin-top: 0.5rem;
}

.contact-form__status {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.9rem;
  min-height: 1.4rem;
}

.contact-form__status.success {
  color: #4ade80;
}

.contact-form__status.error {
  color: #f87171;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: 1.65rem;
}

.contact__info-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--color-bg-card);
  border-radius: 12px;
  border: 1px solid var(--color-gray-700);
}

.contact__info-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 168, 76, 0.1);
  border-radius: 10px;
  flex-shrink: 0;
}

.contact__info-label {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  margin-bottom: 0.2rem;
}

.contact__info-value {
  font-weight: 500;
  font-size: 0.95rem;
}

.contact__info-value:hover {
  color: var(--color-gold);
}

/* --- Footer --- */
.footer {
  background: var(--color-bg-light);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--color-gray-700);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__tagline {
  color: var(--color-gray-500);
  font-size: 0.9rem;
}

.footer__links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--color-gray-300);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-gray-700);
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

.footer__legal {
  display: flex;
  gap: 1.5rem;
}

.footer__legal a {
  color: var(--color-gray-500);
}

.footer__legal a:hover {
  color: var(--color-gold);
}

/* --- Legal Pages --- */
.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin: 2.5rem 0 1rem;
  color: var(--color-gold);
}

.legal-content p,
.legal-content li {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.8;
}

.legal-content ul {
  padding-left: 1.5rem;
  margin: 0.75rem 0;
}

.legal-content li {
  margin-bottom: 0.4rem;
}

.legal-content a {
  color: var(--color-gold);
}

.legal-content a:hover {
  text-decoration: underline;
}

/* --- Modal --- */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: var(--color-bg-light);
  border: 1px solid var(--color-gray-700);
  border-radius: 16px;
  padding: 2.5rem;
  max-width: 600px;
  width: calc(100% - 2rem);
  overflow-y: auto;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--color-gray-500);
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition);
}

.modal__close:hover {
  color: var(--color-white);
}

.modal__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.modal__subtitle {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.modal__form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.modal__form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.modal__form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gray-300);
}

.modal__form-group input,
.modal__form-group select {
  padding: 0.85rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-gray-700);
  border-radius: 8px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.modal__form-group input:focus,
.modal__form-group select:focus {
  outline: none;
  border-color: var(--color-gold);
}

.modal__form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.modal__form-group select option {
  background: var(--color-bg-card);
  color: var(--color-white);
}

.modal__form-group input[type="date"] {
  color-scheme: dark;
}

.modal__form .btn {
  margin-top: 0.5rem;
}

.modal__status {
  text-align: center;
  font-size: 0.9rem;
  min-height: 1.4rem;
  margin-top: 0.75rem;
}

.modal__status.success {
  color: #4ade80;
}

.modal__status.error {
  color: #f87171;
}

@media (max-width: 480px) {
  .modal__content {
    padding: 1.5rem;
  }

  .modal__form-row {
    grid-template-columns: 1fr;
  }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features__grid,
  .benefits__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 0;
  }

  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition);
    border-left: 1px solid var(--color-gray-700);
  }

  .navbar__links.active {
    right: 0;
  }

  .navbar__toggle {
    display: flex;
    z-index: 1001;
  }

  .navbar__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .navbar__toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .navbar__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    min-height: auto;
    padding: 7rem 0 4rem;
  }

  .problem__grid {
    grid-template-columns: 1fr;
  }

  .features__grid,
  .benefits__grid {
    grid-template-columns: 1fr;
  }

  .steps__grid {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }

  .step__connector {
    width: 2px;
    height: 40px;
    margin: 0;
    background: linear-gradient(to bottom, var(--color-gold), var(--color-gold-dark));
  }

  .pricing__grid {
    grid-template-columns: 1fr;
  }

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

  .contact-form__group--full {
    grid-column: 1;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 1.8rem;
  }

  .hero__ctas {
    flex-direction: column;
  }

  .problem__number {
    font-size: 2.4rem;
  }

  .section__title {
    font-size: 1.6rem;
  }
}