/* ==========================================================================
   Salaroma PHOTOGRAPHY — CORE STYLESHEET
   A luxury photography portfolio.
   Table of contents:
     1. CSS Variables
     2. Modern Reset
     3. Base Typography
     4. Utility / Layout
     5. Buttons
     6. Navigation
     7. Hero
     8. Brand Statement
     9. Scroll Reveal (base states)
   ========================================================================== */


/* ==========================================================================
   1. CSS VARIABLES
   ========================================================================== */
:root {
  /* Color palette */
  --color-white: #FFFFFF;
  --color-bg: #FAFAFA;
  --color-text: #111111;
  --color-text-secondary: #777777;
  --color-accent: #D4AF37;
  --color-accent-soft: #E8D9A8;
  --color-hover: #222222;
  --color-border: rgba(17, 17, 17, 0.08);
  --shadow-soft: rgba(0, 0, 0, 0.08);
  --shadow-medium: rgba(0, 0, 0, 0.14);
  --overlay-dark: rgba(10, 10, 10, 0.45);

  /* Typography */
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Poppins', sans-serif;

  /* Type scale */
  --fs-hero: clamp(2.75rem, 6vw, 6rem);
  --fs-h1: clamp(2.25rem, 4vw, 3.5rem);
  --fs-h2: clamp(1.75rem, 3vw, 2.5rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.8rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  /* Layout */
  --container-max: 1280px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;
  --nav-height: 88px;

  /* Motion */
  --ease-luxury: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 0.25s var(--ease-luxury);
  --transition-medium: 0.5s var(--ease-luxury);
  --transition-slow: 0.9s var(--ease-luxury);
}


/* ==========================================================================
   2. MODERN RESET
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100svh;
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

ul,
ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

input,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  line-height: 1.15;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Visible focus states for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  background: var(--color-text);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-sm);
}


/* ==========================================================================
   3. BASE TYPOGRAPHY
   ========================================================================== */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 500;
}


/* ==========================================================================
   4. UTILITY / LAYOUT
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}


/* ==========================================================================
   5. BUTTONS
   ========================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2.4rem;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 999px;
  overflow: hidden;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.btn span {
  position: relative;
  z-index: 2;
}

.btn--gold {
  font-family: "Kantumruy Pro", sans-serif;
  color: #ffd000;
  background: transparent;
  border: 1px solid var(--color-accent);
}

.btn--gold::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  z-index: 1;
  transition: transform var(--transition-medium);
}

.btn--gold:hover::before,
.btn--gold:focus-visible::before {
  transform: scaleX(1);
}

.btn--gold:hover,
.btn--gold:focus-visible {
  color: var(--color-white);
  box-shadow: 0 12px 30px -10px var(--shadow-medium);
  transform: translateY(-2px);
}

/* Ripple effect on click */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  transform: scale(0);
  animation: ripple-anim 0.7s var(--ease-luxury);
  pointer-events: none;
  z-index: 2;
}

@keyframes ripple-anim {
  to {
    transform: scale(3.2);
    opacity: 0;
  }
}


/* ==========================================================================
   6. NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 500;
  padding-block: 0;
  background: transparent;
  transition: background-color var(--transition-medium), box-shadow var(--transition-medium), padding var(--transition-medium);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: 0 1px 0 var(--color-border), 0 12px 30px -20px var(--shadow-soft);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 1.6rem var(--space-md);
  height: var(--nav-height);
  transition: height var(--transition-medium);
}

.site-header.is-scrolled .navbar {
  height: 72px;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.site-header:not(.is-scrolled) .navbar__logo {
  color: var(--color-white);
}

.navbar__logo-accent {
  color: var(--color-accent);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2.4rem;
}

.navbar__link {
  position: relative;
  font-size: var(--fs-small);
  font-weight: 400;
  letter-spacing: 0.04em;
  padding-block: 0.4rem;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.site-header:not(.is-scrolled) .navbar__link {
  color: rgba(255, 255, 255, 0.92);
}

.navbar__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-medium);
}

.navbar__link:hover::after,
.navbar__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.navbar__link:hover {
  color: var(--color-accent);
}

.site-header:not(.is-scrolled) .navbar__link:hover {
  color: var(--color-accent-soft);
}

.navbar__cta {
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.site-header:not(.is-scrolled) .navbar__cta {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.navbar__cta:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

/* Mobile hamburger toggle */
.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  z-index: 501;
}

.navbar__toggle-bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast);
}

.site-header:not(.is-scrolled) .navbar__toggle-bar {
  background: var(--color-white);
}

.navbar__toggle.is-active .navbar__toggle-bar {
  background: var(--color-text);
}

.navbar__toggle.is-active .navbar__toggle-bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

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

.navbar__toggle.is-active .navbar__toggle-bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}


/* ==========================================================================
   7. HERO
   ========================================================================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.08);
  will-change: transform;
  animation: hero-settle 1.8s var(--ease-luxury) forwards;
}

@keyframes hero-settle {
  to {
    transform: scale(1);
  }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 10, 10, 0.55) 0%, rgba(10, 10, 10, 0.35) 45%, rgba(10, 10, 10, 0.65) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 880px;
  padding-inline: var(--space-md);
  text-align: center;
  color: var(--color-white);
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-accent-soft);
  margin-bottom: var(--space-sm);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-hero);
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.hero__title span {
  display: block;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: var(--space-md) auto 0;
  line-height: 1.75;
}

.hero__actions {
  margin-top: var(--space-lg);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.85);
  z-index: 2;
}

.hero__scroll-line {
  position: relative;
  width: 1px;
  height: 52px;
  background: rgba(255, 255, 255, 0.3);
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  animation: scroll-drip 2.2s var(--ease-luxury) infinite;
}

@keyframes scroll-drip {
  0% { top: -100%; }
  60% { top: 100%; }
  100% { top: 100%; }
}

.hero__scroll-text {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}


/* ==========================================================================
   8. BRAND STATEMENT
   ========================================================================== */
.statement {
  padding-block: var(--space-xl);
  padding-inline: var(--space-md);
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}

.statement__text {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.6vw, 2.25rem);
  line-height: 1.5;
  color: var(--color-text);
}

.statement__text em {
  color: var(--color-accent);
  font-style: italic;
}

.statement__divider {
  display: block;
  width: 64px;
  height: 1px;
  background: var(--color-accent);
  margin: var(--space-md) auto;
}

.statement__credit {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}


/* ==========================================================================
   9. SCROLL REVEAL (base states — animated via animations.css / main.js)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-luxury), transform 0.9s var(--ease-luxury);
  transition-delay: var(--reveal-delay, 0s);
}

/* Directional variants — same fade, different starting offset */
.reveal[data-reveal="fade-left"] {
  transform: translateX(-36px);
}

.reveal[data-reveal="fade-right"] {
  transform: translateX(36px);
}

.reveal[data-reveal="zoom"] {
  transform: scale(0.94);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.lightbox__action span {
    font-family: "Noto Sans Khmer", sans-serif;
}