/* ==========================================
   style.css — استایل اصلی پورتفولیو علیرضا
   نسخه اصلاح‌شده + بکگراند انیمیشنی + Cursor
   ========================================== */

:root {
  color-scheme: light;

  --color-bg: #fafafa;
  --color-bg-rgb: 250, 250, 250;
  --color-bg-secondary: rgba(255, 255, 255, 0.72);
  --color-bg-tertiary: rgba(255, 255, 255, 0.88);
  --color-surface: rgba(255, 255, 255, 0.78);
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.6);

  --color-text: #0a0a0a;
  --color-text-muted: #525252;
  --color-text-faint: #8a8a8a;

  --color-accent: #000000;
  --color-accent-hover: #2a2a2a;
  --color-accent-glow: rgba(0, 0, 0, 0.08);

  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-bg-strong: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 18px 50px rgba(0, 0, 0, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 999px;

  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 32px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 18px 60px rgba(0, 0, 0, 0.14);

  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-theme: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans:
    "Vazirmatn", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Vazirmatn", "Courier New", monospace;

  --nav-height: 72px;
  --max-width: 760px;
  --page-padding: 24px;
}

[data-theme="dark"] {
  color-scheme: dark;

  --color-bg: #0a0a0a;
  --color-bg-rgb: 10, 10, 10;
  --color-bg-secondary: rgba(20, 20, 20, 0.75);
  --color-bg-tertiary: rgba(30, 30, 30, 0.92);
  --color-surface: rgba(20, 20, 20, 0.72);
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-light: rgba(255, 255, 255, 0.08);

  --color-text: #fafafa;
  --color-text-muted: #a0a0a0;
  --color-text-faint: #6a6a6a;

  --color-accent: #ffffff;
  --color-accent-hover: #e0e0e0;
  --color-accent-glow: rgba(255, 255, 255, 0.12);

  --glass-bg: rgba(15, 15, 15, 0.55);
  --glass-bg-strong: rgba(15, 15, 15, 0.75);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 18px 55px rgba(0, 0, 0, 0.4);

  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 60px rgba(0, 0, 0, 0.5);
}

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

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

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  font-size: 16px;
  direction: rtl;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
  isolation: isolate;
  transition:
    background-color var(--transition-theme),
    color var(--transition-theme);
}

html[dir="ltr"] body {
  direction: ltr;
}

img {
  max-width: 100%;
  height: auto;
}

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

button {
  background: none;
}

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

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

::selection {
  background: var(--color-accent-glow);
  color: var(--color-text);
}

/* ==========================================
   Animated Background - Antfu Inspired
   ========================================== */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 25%, rgba(0, 0, 0, 0.055), transparent 34%),
    radial-gradient(circle at 82% 28%, rgba(0, 0, 0, 0.045), transparent 32%),
    radial-gradient(circle at 48% 78%, rgba(0, 0, 0, 0.035), transparent 38%);
  background-size:
    180% 180%,
    170% 170%,
    150% 150%;
  background-position:
    0% 0%,
    100% 0%,
    50% 100%;
  opacity: 0.9;
  animation: backgroundFloat 24s ease-in-out infinite alternate;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(0, 0, 0, 0.13) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px);
  background-size:
    70px 70px,
    64px 64px,
    64px 64px;
  background-position:
    0 0,
    0 0,
    0 0;
  opacity: 0.38;
  mask-image: radial-gradient(circle at center, black, transparent 82%);
  -webkit-mask-image: radial-gradient(circle at center, black, transparent 82%);
  animation: backgroundDotsMove 36s linear infinite;
}

[data-theme="dark"] body::before {
  background:
    radial-gradient(
      circle at 18% 25%,
      rgba(255, 255, 255, 0.07),
      transparent 34%
    ),
    radial-gradient(
      circle at 82% 28%,
      rgba(255, 255, 255, 0.055),
      transparent 32%
    ),
    radial-gradient(
      circle at 48% 78%,
      rgba(255, 255, 255, 0.045),
      transparent 38%
    );
  opacity: 0.78;
}

[data-theme="dark"] body::after {
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.16) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  opacity: 0.28;
}

@keyframes backgroundFloat {
  0% {
    background-position:
      0% 0%,
      100% 0%,
      50% 100%;
  }

  50% {
    background-position:
      28% 48%,
      78% 62%,
      42% 54%;
  }

  100% {
    background-position:
      12% 78%,
      92% 18%,
      68% 88%;
  }
}

@keyframes backgroundDotsMove {
  from {
    background-position:
      0 0,
      0 0,
      0 0;
  }

  to {
    background-position:
      70px 70px,
      64px 64px,
      64px 64px;
  }
}

/* ==========================================
   Organic Lightning / Branch Background
   ========================================== */

/* ==========================================
   Organic Lightning / Branch Background
   ========================================== */

.branch-bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.95;
  mix-blend-mode: normal;
  filter: blur(0px);
}

[data-theme="dark"] .branch-bg-canvas {
  opacity: 0.82;
  mix-blend-mode: screen;
}

@media (max-width: 768px) {
  .branch-bg-canvas {
    opacity: 0.62;
  }
}

@media (prefers-reduced-motion: reduce) {
  .branch-bg-canvas {
    opacity: 0.55;
  }
}

[data-theme="dark"] .branch-bg-canvas {
  opacity: 0.58;
  mix-blend-mode: screen;
}

@media (max-width: 768px) {
  .branch-bg-canvas {
    opacity: 0.58;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  body::before,
  body::after,
  .loader-dot,
  .heart,
  .animate-in {
    animation: none !important;
  }

  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }

  .branch-bg-canvas {
    opacity: 0.28 !important;
  }
}

/* ==========================================
   Loader
   ========================================== */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    opacity 0.45s ease,
    visibility 0.45s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: loaderPulse 1.2s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.9);
    opacity: 0.35;
  }
}

/* ==========================================
   Glass Effect
   ========================================== */
.glass-navbar,
.glass-card,
.glass-mobile-menu,
.glass-action {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--glass-shadow);
  transition:
    background var(--transition-theme),
    border-color var(--transition-theme),
    box-shadow var(--transition-theme),
    transform var(--transition);
}

/* ==========================================
   Navbar
   ========================================== */
.navbar {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 28px), 960px);
  height: var(--nav-height);
  z-index: 900;
  border-radius: var(--radius-full);
  transition:
    background var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
}

.navbar.scrolled {
  background: var(--glass-bg-strong);
  box-shadow: var(--shadow-md);
}

.nav-container {
  height: 100%;
  max-width: 100%;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 2px;
  flex-shrink: 0;
}

.logo-text {
  font-weight: 800;
  font-size: 18px;
  color: var(--color-text);
}

.logo-dot {
  font-size: 24px;
  font-weight: 900;
  color: var(--color-accent);
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition:
    color var(--transition),
    background var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
  color: var(--color-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.glass-action {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.glass-action:hover {
  transform: translateY(-1px);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-glow);
}

.lang-toggle {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

/* Theme toggle */
.theme-toggle {
  position: relative;
  border: 1px solid var(--glass-border);
  overflow: hidden;
  isolation: isolate;
}

.theme-toggle::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scale(0);
  border-radius: 50%;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
}

.theme-toggle:hover::before {
  transform: scale(1.5);
}

.theme-toggle:hover {
  color: var(--color-bg);
}

.theme-icon {
  position: absolute;
  font-size: 16px;
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.sun-icon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

.moon-icon {
  opacity: 0;
  transform: rotate(90deg) scale(0);
}

[data-theme="dark"] .sun-icon {
  opacity: 0;
  transform: rotate(-90deg) scale(0);
}

[data-theme="dark"] .moon-icon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

/* ==========================================
   Hamburger / Mobile Menu
   ========================================== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--glass-border);
  padding: 0;
}

.hamburger span {
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-text);
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: calc(var(--nav-height) + 24px);
  left: 14px;
  right: 14px;
  z-index: 899;
  padding: 12px;
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition:
    color var(--transition),
    background var(--transition);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-accent);
}

[data-theme="dark"] .mobile-nav-link:hover,
[data-theme="dark"] .mobile-nav-link.active {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-link-icon {
  width: 24px;
  text-align: center;
}

/* ==========================================
   Layout / Typography
   ========================================== */
.main-content {
  flex: 1;
  padding-top: calc(var(--nav-height) + 28px);
  position: relative;
  z-index: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px var(--page-padding) 80px;
  position: relative;
  z-index: 2;
}

.page-header {
  margin-bottom: 40px;
}

.section-title {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: 18px;
}

.page-title {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--color-text);
}

.page-description {
  max-width: 560px;
  color: var(--color-text-muted);
  font-size: 0.96rem;
}

html[dir="ltr"] .page-description {
  max-width: 620px;
}

h1,
h2,
h3 {
  color: var(--color-text);
  line-height: 1.3;
}

p {
  color: var(--color-text-muted);
}

.hero-avatar {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 24px;
}

.hero-avatar img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 3px solid var(--glass-border);
  box-shadow: 0 18px 45px var(--color-accent-glow);
}

.hero-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--color-text);
  font-weight: 700;
  transition:
    color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.hero-link:hover {
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ==========================================
   Cards / Tags
   ========================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.card {
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative;
  overflow: hidden;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    var(--color-accent-glow),
    transparent 60%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 0;
}

.card > * {
  position: relative;
  z-index: 1;
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.card:hover::before {
  opacity: 1;
}

.card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.card-icon {
  font-size: 24px;
}

.card-title {
  font-size: 1rem;
  font-weight: 800;
}

.card-description {
  font-size: 0.9rem;
  line-height: 1.8;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.tag {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition:
    color var(--transition),
    border-color var(--transition),
    background var(--transition);
}

[data-theme="dark"] .tag {
  background: rgba(255, 255, 255, 0.08);
}

.tag:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
}

.empty-state {
  text-align: center;
  padding: 58px 24px;
  border-radius: var(--radius-lg);
}

.empty-state-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 16px;
  opacity: 0.75;
}

.empty-state-title {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.empty-state-text {
  font-size: 0.92rem;
}

.empty-tags {
  justify-content: center;
  margin-top: 20px;
}

.divider {
  height: 1px;
  width: 100%;
  margin: 42px 0;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-border),
    transparent
  );
}

/* ==========================================
   Resume
   ========================================== */
.resume-header {
  margin-bottom: 48px;
}

.resume-header-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.resume-name {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  margin-bottom: 8px;
}

.resume-subtitle {
  color: var(--color-text-muted);
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 800;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition:
    color var(--transition),
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
}

.download-btn:hover {
  color: var(--color-bg);
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px var(--color-accent-glow);
}

.resume-section {
  margin-bottom: 56px;
}

.timeline {
  position: relative;
  padding-inline-start: 24px;
}

.timeline::before {
  content: "";
  position: absolute;
  inset-block: 8px;
  inset-inline-start: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  inset-inline-start: -29px;
  top: 9px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-date {
  font-size: 12px;
  color: var(--color-text-faint);
  margin-bottom: 4px;
}

.timeline-title {
  font-size: 1rem;
  font-weight: 800;
}

.timeline-place {
  color: var(--color-accent);
  font-size: 0.88rem;
  margin: 4px 0 8px;
}

.timeline-desc {
  font-size: 0.9rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-link {
  color: var(--color-text-muted);
}

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

/* ==========================================
   Blog
   ========================================== */
.post-list {
  list-style: none;
}

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

.post-link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  padding: 18px 0;
  color: var(--color-text);
  position: relative;
  overflow: hidden;
}

.post-title {
  font-weight: 800;
}

.post-excerpt {
  margin-top: 6px;
  font-size: 0.9rem;
}

.post-date {
  white-space: nowrap;
  color: var(--color-text-faint);
  font-size: 0.82rem;
}

.newsletter-section,
.center-note {
  text-align: center;
}

.newsletter-title,
.newsletter-text,
.center-note p {
  color: var(--color-text-faint);
  font-size: 0.9rem;
}

/* ==========================================
   Photography
   ========================================== */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}

.filter-tab {
  padding: 7px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--color-text-muted);
  cursor: pointer;
  font-weight: 800;
  position: relative;
  overflow: hidden;
  transition:
    color var(--transition),
    background var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.photo-masonry {
  columns: 3;
  column-gap: 12px;
}

.photo-item {
  position: relative;
  break-inside: avoid;
  margin: 0 0 12px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-bg-tertiary);
  cursor: zoom-in;
  transition:
    transform var(--transition),
    box-shadow var(--transition);
}

.photo-item:hover {
  transform: scale(1.015);
  box-shadow: var(--shadow-lg);
}

.photo-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--transition-slow);
}

.photo-item:hover img {
  transform: scale(1.05);
}

.photo-caption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 28px 12px 9px;
  color: #fff;
  font-size: 12px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.78));
  opacity: 0;
  transition: opacity var(--transition);
}

.photo-item:hover .photo-caption {
  opacity: 1;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  position: relative;
  z-index: 1;
}

.footer-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--page-padding);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 0;
}

.footer-copy {
  font-size: 13px;
  color: var(--color-text-faint);
}

.footer-social {
  display: flex;
  gap: 8px;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--color-text-faint);
  font-size: 11px;
  font-weight: 900;
  position: relative;
  overflow: hidden;
  transition:
    color var(--transition),
    transform var(--transition);
}

.social-link:hover {
  color: var(--color-accent);
  transform: translateY(-2px);
}

.heart {
  color: #ef4444;
  display: inline-block;
  animation: heartBeat 2s ease-in-out infinite;
}

/* ==========================================
   Hover Line Effects
   ========================================== */
.nav-link::after,
.mobile-nav-link::after,
.post-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  width: 100%;
  height: 1px;
  background: var(--color-text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover::after,
.mobile-nav-link:hover::after,
.post-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ==========================================
   Animations
   ========================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heartBeat {
  0%,
  100% {
    transform: scale(1);
  }

  14% {
    transform: scale(1.25);
  }

  28% {
    transform: scale(1);
  }

  42% {
    transform: scale(1.25);
  }

  70% {
    transform: scale(1);
  }
}

.animate-in {
  animation: fadeInUp 0.65s ease both;
}

/* ==========================================
   Custom Cursor - Minimal Design
   ========================================== */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 10000;
  opacity: 0;
  border-radius: 999px;
  transform: translate3d(-50%, -50%, 0);
  transition:
    opacity 0.2s ease,
    width 0.25s ease,
    height 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease;
  will-change: transform, opacity;
}

.cursor-dot {
  width: 7px;
  height: 7px;
  background: var(--color-accent);
  box-shadow: 0 0 18px var(--color-accent-glow);
}

.cursor-ring {
  width: 34px;
  height: 34px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 64%, transparent);
  background: color-mix(in srgb, var(--color-accent) 7%, transparent);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.cursor-dot.is-visible,
.cursor-ring.is-visible {
  opacity: 1;
}

.cursor-ring.is-hover {
  width: 54px;
  height: 54px;
  border-color: color-mix(in srgb, var(--color-accent) 82%, transparent);
  background: color-mix(in srgb, var(--color-accent) 13%, transparent);
  box-shadow: 0 0 28px var(--color-accent-glow);
}

.cursor-dot.is-hover {
  width: 5px;
  height: 5px;
  opacity: 0.75;
}

.cursor-ring.is-down {
  width: 26px;
  height: 26px;
  background: color-mix(in srgb, var(--color-accent) 18%, transparent);
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 860px) {
  .navbar {
    height: 64px;
  }

  :root {
    --nav-height: 64px;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: inline-flex;
  }

  .mobile-menu {
    display: block;
  }

  .container {
    padding-top: 44px;
  }

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

  .photo-masonry {
    columns: 2;
  }
}

@media (max-width: 560px) {
  :root {
    --page-padding: 18px;
  }

  .navbar {
    top: 10px;
    width: min(calc(100% - 20px), 960px);
  }

  .nav-container {
    padding: 0 12px;
    gap: 8px;
  }

  .logo-text {
    font-size: 16px;
  }

  .glass-action {
    width: 38px;
    height: 38px;
  }

  .container {
    padding-top: 36px;
    padding-bottom: 64px;
  }

  .hero-avatar img {
    width: 150px;
    height: 150px;
  }

  .photo-masonry {
    columns: 1;
  }

  .post-link {
    flex-direction: column;
    gap: 6px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* Hide cursor effect on touch devices */
@media (pointer: coarse), (max-width: 768px) {
  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

/* ==========================================
   Reduced Motion
   ========================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  body::before,
  body::after,
  .loader-dot,
  .heart,
  .animate-in {
    animation: none !important;
  }

  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }
}