/* ===== GLOBAL RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: #000610;
  color: #fff;
  font-family: "Inter", sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: #000610;
}
::-webkit-scrollbar-thumb {
  background: #0f5fa8;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #1a7fd4;
}

/* ===== NAVBAR ===== */
#navbar .navbar-inner {
  transition: all 0.4s ease;
}

#navbar.scrolled .navbar-inner {
  height: 64px !important;
}

#navbar {
  background: transparent;
  transition:
    background 0.4s ease,
    box-shadow 0.4s ease;
}

#navbar.scrolled {
  background: rgba(1, 13, 32, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.06),
    0 8px 32px rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.navbar-inner {
  height: 80px;
}

/* Nav link underline animation */
.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: linear-gradient(90deg, #4fa0e8, #d4a017);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover::after {
  width: 100%;
}
.nav-link {
  position: relative;
}

/* Hamburger menu open state */
#menu-btn.open .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
#menu-btn.open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
#menu-btn.open .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
  width: 24px;
}

/* Mobile menu */
.mobile-menu {
  background: rgba(1, 13, 32, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.mobile-menu.open {
  display: block !important;
}

/* ===== BUTTONS ===== */
.btn-primary {
  background: linear-gradient(135deg, #1a7fd4 0%, #0f5fa8 50%, #0a4282 100%);
  border: 1px solid rgba(79, 160, 232, 0.3);
  box-shadow:
    0 0 20px rgba(15, 95, 168, 0.35),
    0 2px 8px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.12),
    transparent
  );
  transition: left 0.5s ease;
}
.btn-primary:hover::before {
  left: 100%;
}
.btn-primary:hover {
  box-shadow:
    0 0 32px rgba(26, 127, 212, 0.55),
    0 4px 16px rgba(0, 0, 0, 0.4);
  transform: translateY(-1px);
  border-color: rgba(79, 160, 232, 0.5);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  transition: all 0.3s ease;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.24);
  color: #fff;
  transform: translateY(-1px);
}

/* ===== HERO ===== */
.hero-bg {
  background: radial-gradient(
    ellipse at 60% 40%,
    #0d3b6e 0%,
    #062d5e 30%,
    #031b3d 60%,
    #000610 100%
  );
}

.hero-badge {
  background: rgba(212, 160, 23, 0.1);
  border: 1px solid rgba(212, 160, 23, 0.25);
}

.gradient-text {
  background: linear-gradient(
    135deg,
    #4fa0e8 0%,
    #8fc3f2 40%,
    #d4a017 80%,
    #f5d78e 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Bottle floating animation */
.bottle-container {
  position: relative;
  animation: floatBottle 5s ease-in-out infinite;
  filter: drop-shadow(0 40px 80px rgba(10, 66, 130, 0.6));
}

@keyframes floatBottle {
  0%,
  100% {
    transform: translateY(0px) rotate(-1deg);
  }
  50% {
    transform: translateY(-20px) rotate(1deg);
  }
}

/* Glow rings */
.glow-ring {
  border-radius: 50%;
  position: absolute;
  pointer-events: none;
}
.glow-ring-1 {
  width: 340px;
  height: 340px;
  border: 1px solid rgba(26, 127, 212, 0.15);
  animation: pulseRing 4s ease-in-out infinite;
}
.glow-ring-2 {
  width: 460px;
  height: 460px;
  border: 1px solid rgba(26, 127, 212, 0.07);
  animation: pulseRing 4s ease-in-out infinite 1s;
}

@keyframes pulseRing {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.05);
    opacity: 1;
  }
}



/* ===== SECTION TYPOGRAPHY ===== */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #4fa0e8;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(79, 160, 232, 0.08);
  border: 1px solid rgba(79, 160, 232, 0.2);
}

.section-heading {
  font-family: "Playfair Display", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
}

.section-sub {
  color: #94a3b8;
  font-size: 1.05rem;
  line-height: 1.7;
}

.section-bg-glow {
  background: radial-gradient(circle, #1a7fd4 0%, transparent 70%);
}

/* ===== HOW IT WORKS ===== */
.step-card {
  background: linear-gradient(
    145deg,
    rgba(15, 95, 168, 0.12) 0%,
    rgba(6, 45, 94, 0.08) 100%
  );
  border: 1px solid rgba(79, 160, 232, 0.12);
  border-radius: 20px;
  padding: 2rem 1.75rem;
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}
.step-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(79, 160, 232, 0.4),
    transparent
  );
}
.step-card:hover {
  border-color: rgba(79, 160, 232, 0.3);
  background: linear-gradient(
    145deg,
    rgba(15, 95, 168, 0.2) 0%,
    rgba(6, 45, 94, 0.15) 100%
  );
  transform: translateY(-6px);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.4),
    0 0 32px rgba(10, 66, 130, 0.2);
}

.step-number {
  font-size: 4rem;
  font-weight: 900;
  font-family: "Playfair Display", serif;
  color: rgba(79, 160, 232, 0.1);
  line-height: 1;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  letter-spacing: -2px;
}

.step-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(15, 95, 168, 0.2);
  border: 1px solid rgba(79, 160, 232, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== FEATURE CARDS ===== */
.feature-card {
  background: linear-gradient(
    145deg,
    rgba(10, 66, 130, 0.15) 0%,
    rgba(3, 27, 61, 0.1) 100%
  );
  border: 1px solid rgba(79, 160, 232, 0.1);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% -20%,
    rgba(79, 160, 232, 0.08) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}
.feature-card:hover::after {
  opacity: 1;
}
.feature-card:hover {
  border-color: rgba(79, 160, 232, 0.25);
  transform: translateY(-8px) scale(1.01);
  box-shadow:
    0 32px 64px rgba(0, 0, 0, 0.5),
    0 0 40px rgba(10, 66, 130, 0.2);
}

.feature-icon-bg {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(
    135deg,
    rgba(15, 95, 168, 0.3),
    rgba(6, 45, 94, 0.2)
  );
  border: 1px solid rgba(79, 160, 232, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.feature-card:hover .feature-icon-bg {
  background: linear-gradient(
    135deg,
    rgba(26, 127, 212, 0.4),
    rgba(15, 95, 168, 0.3)
  );
  border-color: rgba(79, 160, 232, 0.4);
  box-shadow: 0 0 20px rgba(26, 127, 212, 0.25);
}

/* ===== SHOWCASE ===== */
.showcase-bottle-wrap {
  position: relative;
  cursor: pointer;
  background: transparent;
}
.showcase-glow {
  display: none;
}

.shadow-glow-gold {
  box-shadow:
    0 0 24px rgba(212, 160, 23, 0.4),
    0 0 60px rgba(212, 160, 23, 0.15);
}

/* ===== VALUE CARDS ===== */
.value-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: linear-gradient(
    145deg,
    rgba(10, 66, 130, 0.1) 0%,
    rgba(3, 27, 61, 0.08) 100%
  );
  border: 1px solid rgba(79, 160, 232, 0.1);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.3s ease;
}
.value-card:hover {
  border-color: rgba(79, 160, 232, 0.22);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
.value-card-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(15, 95, 168, 0.2);
  border: 1px solid rgba(79, 160, 232, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* ===== CTA SECTION ===== */
.cta-bg {
  background: linear-gradient(
    135deg,
    #031b3d 0%,
    #062d5e 30%,
    #0a4282 60%,
    #062d5e 80%,
    #031b3d 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 8s ease-in-out infinite;
}
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* ===== FOOTER ===== */
.footer-link {
  color: #64748b;
  font-size: 0.875rem;
  transition: color 0.3s ease;
}
.footer-link:hover {
  color: #cbd5e1;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  font-size: 0.85rem;
  transition: all 0.3s ease;
}
.social-icon:hover {
  background: rgba(26, 127, 212, 0.2);
  border-color: rgba(79, 160, 232, 0.4);
  color: #4fa0e8;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* ===== WAVE CANVAS ===== */
#wave-canvas {
  pointer-events: none;
}

/* ===== SCROLL REVEAL ===== */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== HERO ANIMATIONS (GSAP entrance) ===== */
.hero-badge,
.hero-headline,
.hero-sub,
.hero-cta,
.hero-stats {
  will-change: transform, opacity;
}

/* ===== PARALLAX ===== */
.parallax-slow {
  will-change: transform;
}

/* ===== PAGE TRANSITIONS ===== */
body {
  animation: pageFadeIn 0.5s ease forwards;
}
@keyframes pageFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== INNER PAGE HERO ===== */
.inner-hero {
  background: radial-gradient(
    ellipse at 50% 60%,
    #0d3b6e 0%,
    #062d5e 35%,
    #031b3d 70%,
    #000610 100%
  );
  min-height: 40vh;
  display: flex;
  align-items: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .bottle-container {
    animation-duration: 6s;
  }
}

@media (max-width: 768px) {
  .section-heading {
    font-size: 1.75rem;
  }
  .glow-ring-1 {
    width: 240px;
    height: 240px;
  }
  .glow-ring-2 {
    width: 320px;
    height: 320px;
  }
}

/* ===== PRODUCT PAGE ===== */
.product-hero-badge {
  background: rgba(79, 160, 232, 0.08);
  border: 1px solid rgba(79, 160, 232, 0.2);
}

.pricing-card {
  background: linear-gradient(
    145deg,
    rgba(10, 66, 130, 0.18) 0%,
    rgba(3, 27, 61, 0.12) 100%
  );
  border: 1px solid rgba(79, 160, 232, 0.12);
  border-radius: 24px;
  padding: 2.5rem;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.pricing-card.featured {
  border-color: rgba(79, 160, 232, 0.35);
  background: linear-gradient(
    145deg,
    rgba(20, 80, 150, 0.25) 0%,
    rgba(10, 50, 110, 0.18) 100%
  );
}
.pricing-card.featured::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #4fa0e8, #d4a017, #4fa0e8);
}
.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 32px 64px rgba(0, 0, 0, 0.5);
  border-color: rgba(79, 160, 232, 0.3);
}

/* ===== FAQ PAGE ===== */
.faq-item {
  border: 1px solid rgba(79, 160, 232, 0.1);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.faq-item.open {
  border-color: rgba(79, 160, 232, 0.25);
}
.faq-question {
  background: rgba(10, 66, 130, 0.1);
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background 0.3s ease;
}
.faq-question:hover {
  background: rgba(10, 66, 130, 0.18);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.4s ease,
    padding 0.3s ease;
  padding: 0 1.5rem;
}
.faq-answer.open {
  max-height: 300px;
  padding: 1rem 1.5rem 1.5rem;
}
.faq-icon {
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

/* ===== CONTACT PAGE ===== */
.contact-input {
  width: 100%;
  background: rgba(10, 66, 130, 0.1);
  border: 1px solid rgba(79, 160, 232, 0.15);
  border-radius: 12px;
  padding: 0.875rem 1.125rem;
  color: #fff;
  font-size: 0.9rem;
  font-family: "Inter", sans-serif;
  transition: all 0.3s ease;
  outline: none;
}
.contact-input:focus {
  border-color: rgba(79, 160, 232, 0.45);
  background: rgba(10, 66, 130, 0.18);
  box-shadow: 0 0 0 3px rgba(79, 160, 232, 0.08);
}
.contact-input::placeholder {
  color: #475569;
}
textarea.contact-input {
  resize: vertical;
  min-height: 120px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

select.contact-input option {
  background: #031b3d;
  color: #fff;
}