/* ================================================================
   RAMAR RANJEET SKANDA — ranjeetskanda.com
   Shared stylesheet across all pages
   Palette: #2a2a2a dark · #3d3d3d mid · #ffde66 yellow · #f7f5ef off-white
   ================================================================ */

/* ── Variables ───────────────────────────────────────────────── */
:root {
  --dark:    #2a2a2a;
  --mid:     #3d3d3d;
  --light:   #4f4f4f;
  --yellow:  #ffde66;
  --yellow-d:#e8c840;
  --white:   #f7f5ef;
  --rule:    rgba(255,222,102,0.14);
  --dim:     rgba(247,245,239,0.56);
  --dimmer:  rgba(247,245,239,0.32);
  --nav-h:   58px;
  --max-w:   1200px;
  --px:      2.5rem;
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--dark);
  color: var(--white);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  line-height: 1.78;
  overflow-x: hidden;
  overflow-wrap: break-word;
  word-break: break-word;
}
body::after {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--yellow); border-radius: 2px; }
a { color: inherit; }
img, svg { display: block; }

/* ── Scroll progress ─────────────────────────────────────────── */
#progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: var(--yellow); z-index: 9998;
  transition: width 0.08s linear;
}

/* ── Navigation ─────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  height: var(--nav-h);
  background: rgba(42,42,42,0.96);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--rule);
  padding: 0 var(--px);
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto; height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'Syne', sans-serif; font-weight: 800; font-size: 0.85rem;
  letter-spacing: 0.07em; color: var(--yellow); text-decoration: none;
  white-space: nowrap; display: flex; align-items: center; gap: 0.7rem;
}
.nav-logo-icon { width: 26px; height: 26px; flex-shrink: 0; }
/* SVG logo image in nav */
.nav-logo-img { height: 18px; width: auto; display: block; flex-shrink: 0; }
.nav-list {
  display: flex; list-style: none; overflow-x: auto; scrollbar-width: none;
}
.nav-list::-webkit-scrollbar { display: none; }
.nav-list a {
  display: flex; align-items: center; padding: 0 0.75rem; height: var(--nav-h);
  font-size: 0.63rem; font-weight: 500; letter-spacing: 0.13em;
  text-transform: uppercase; text-decoration: none;
  color: var(--dimmer); transition: color 0.2s; white-space: nowrap;
}
.nav-list a:hover { color: var(--white); }
.nav-list a.active { color: var(--yellow); }

/* Language switcher */
.nav-right {
  display: flex; align-items: center; gap: 0.8rem; flex-shrink: 0;
}
.lang-switcher {
  display: flex; align-items: center; border: 1px solid var(--rule);
}
.lang-btn {
  background: none; border: none; border-right: 1px solid var(--rule);
  cursor: pointer; font-family: 'Syne', sans-serif; font-size: 0.52rem;
  font-weight: 700; letter-spacing: 0.1em; color: var(--dimmer);
  padding: 0.28rem 0.55rem; transition: color 0.2s, background 0.2s;
  line-height: 1;
}
.lang-btn:last-child { border-right: none; }
.lang-btn:hover { color: var(--yellow); }
.lang-btn.active { color: var(--yellow); background: rgba(255,222,102,0.08); }

/* Hamburger */
.burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px 0;
}
.burger span {
  display: block; width: 22px; height: 2px;
  background: var(--yellow); border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .burger { display: flex; }
  .nav-list {
    display: none; position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; background: rgba(36,36,36,0.99);
    backdrop-filter: blur(20px); border-bottom: 1px solid var(--rule);
    padding: 0.4rem 0; overflow-x: unset;
  }
  .nav-list.open { display: flex; }
  .nav-list a { padding: 0 var(--px); height: 46px; }
}
@media (max-width: 860px) {
  /* Keep lang-switcher visible on mobile — just tighten spacing */
  .lang-btn { padding: 0.26rem 0.45rem; font-size: 0.5rem; }
}
@media (max-width: 500px) {
  :root { --px: 1.3rem; }
  nav { padding: 0 var(--px); }
  .lang-btn { padding: 0.24rem 0.4rem; font-size: 0.49rem; }
}

/* ── Page top padding ────────────────────────────────────────── */
.page-top { padding-top: var(--nav-h); }

/* ── Container ───────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px); }

/* ── Sections ────────────────────────────────────────────────── */
section {
  padding: 5.5rem 0;
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
section.visible { opacity: 1; transform: translateY(0); }
section.no-anim { opacity: 1; transform: none; }

.sec-eyebrow {
  font-family: 'Syne', sans-serif; font-size: 0.6rem; font-weight: 600;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 0.6rem;
}
h2 {
  font-family: 'Instrument Serif', serif; font-weight: 400;
  font-size: clamp(1.9rem, 4vw, 3.1rem); line-height: 1.1;
  color: var(--white); margin-bottom: 2.2rem;
}
h2 em { font-style: italic; color: var(--yellow); }
h3 {
  font-family: 'Syne', sans-serif; font-size: 1rem; font-weight: 700;
  color: var(--white); margin-bottom: 0.3rem; letter-spacing: 0.02em;
}
p {
  font-size: 0.93rem; color: var(--dim);
  max-width: 680px; margin-bottom: 1rem; line-height: 1.8;
}
p.wide { max-width: none; }

/* ── Divider ─────────────────────────────────────────────────── */
.divider {
  height: 1px; max-width: var(--max-w); margin: 0 auto;
  background: linear-gradient(90deg, var(--yellow) 0%, transparent 60%);
  opacity: 0.18;
}
.sec-divider { margin: 0; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  font-family: 'Syne', sans-serif; font-weight: 700; letter-spacing: 0.13em;
  text-transform: uppercase; text-decoration: none; display: inline-flex;
  align-items: center; gap: 0.5rem;
  transition: all 0.2s; cursor: pointer; border: none;
}
.btn-lg { font-size: 0.72rem; padding: 0.9rem 1.9rem; }
.btn-md { font-size: 0.68rem; padding: 0.7rem 1.5rem; }
.btn-sm { font-size: 0.59rem; padding: 0.44rem 0.9rem; }
.btn-yellow { background: var(--yellow); color: var(--dark); }
.btn-yellow:hover { background: var(--yellow-d); transform: translateY(-2px); }
.btn-outline {
  border: 1px solid rgba(255,222,102,0.3); color: var(--yellow); background: transparent;
}
.btn-outline:hover { background: rgba(255,222,102,0.08); border-color: var(--yellow); }
.btn-ghost { border: 1px solid rgba(247,245,239,0.15); color: var(--dim); background: transparent; }
.btn-ghost:hover { border-color: rgba(247,245,239,0.35); color: var(--white); }
.btn-dark { background: var(--dark); color: var(--yellow); }
.btn-dark:hover { background: var(--mid); }

/* ── Tags ────────────────────────────────────────────────────── */
.tags { display: flex; flex-wrap: wrap; gap: 0.36rem; margin-top: 0.9rem; }
.tag {
  font-size: 0.59rem; font-weight: 500; letter-spacing: 0.07em;
  text-transform: uppercase; padding: 0.25rem 0.62rem;
  border: 1px solid rgba(255,222,102,0.17); color: rgba(247,245,239,0.4);
  transition: all 0.2s; cursor: default;
}
.tag:hover { border-color: var(--yellow); color: var(--yellow); background: rgba(255,222,102,0.05); }

/* ── Bullet list ─────────────────────────────────────────────── */
.bullet-list { list-style: none; margin: 0.65rem 0; }
.bullet-list li {
  font-size: 0.88rem; color: var(--dim); padding: 0.32rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  align-items: flex-start; gap: 0.55rem; line-height: 1.65;
  text-align: justify;
}
.bullet-list li::before {
  content: '▸'; font-size: 1rem; color: var(--yellow);
  margin-top: 0.48rem; flex-shrink: 0;
}
.hl { color: rgba(247,245,239,0.86); font-weight: 500; }
.hy { color: var(--yellow); }

/* ── Page hero (sub-pages) ───────────────────────────────────── */
.page-hero {
  padding: calc(var(--nav-h) + 4rem) var(--px) 3.5rem;
  max-width: var(--max-w); margin: 0 auto;
  border-bottom: 1px solid var(--rule);
}
.page-hero .sec-eyebrow { display: block; }

/* ── Card base ───────────────────────────────────────────────── */
.card {
  border: 1px solid var(--rule); padding: 2.2rem;
  background: rgba(255,222,102,0.012); position: relative; overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--yellow); transform: scaleX(0); transform-origin: left;
  transition: transform 0.36s ease;
}
.card:hover::before { transform: scaleX(1); }
.card:hover { border-color: rgba(255,222,102,0.28); background: rgba(255,222,102,0.03); }

/* ── Footer ──────────────────────────────────────────────────── */
footer {
  background: var(--dark); border-top: 1px solid var(--rule);
  padding: 2.2rem var(--px);
}
.foot-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1.5rem;
}
.foot-logo {
  font-family: 'Syne', sans-serif; font-weight: 800;
  font-size: 0.88rem; color: var(--yellow); letter-spacing: 0.04em;
}
.foot-sub {
  font-family: 'Instrument Serif', serif; font-style: italic;
  font-size: 0.86rem; color: var(--dimmer); margin-top: 0.15rem;
}
.foot-links {
  text-align: right; font-size: 0.8rem; color: var(--dimmer); line-height: 2;
}
.foot-links a { color: rgba(247,245,239,0.38); text-decoration: none; transition: color 0.2s; }
.foot-links a:hover { color: var(--yellow); }

/* ── Cert Modal ──────────────────────────────────────────────── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.88); backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  align-items: flex-start; justify-content: center;
  padding: 1rem; overflow-y: auto;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--mid); width: 100%; max-width: 900px;
  border: 1px solid var(--rule); margin: auto;
  display: flex; flex-direction: column;
  animation: modalIn 0.25s ease;
}
@keyframes chipFloat {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-6px); }
}
@keyframes modalIn {
  from { opacity:0; transform: translateY(18px) scale(0.98); }
  to   { opacity:1; transform: translateY(0) scale(1); }
}
.modal-hd {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 1.3rem 1.5rem; border-bottom: 1px solid var(--rule);
  gap: 1rem; flex-wrap: wrap; flex-shrink: 0;
}
.modal-hd-left { min-width: 0; }
.modal-issuer {
  font-size: 0.57rem; font-weight: 600; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--yellow); margin-bottom: 0.18rem;
}
.modal-name {
  font-family: 'Syne', sans-serif; font-size: 0.96rem; font-weight: 700;
  color: var(--white); margin: 0; line-height: 1.3;
}
.modal-ctrl { display: flex; gap: 0.45rem; align-items: center; flex-shrink: 0; }
.modal-close {
  width: 34px; height: 34px; border: 1px solid var(--rule);
  background: none; color: var(--dimmer); font-size: 1.25rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover { border-color: var(--yellow); color: var(--yellow); }
.modal-cert-area {
  background: #1e1e1e; position: relative; min-height: 500px;
  display: flex; flex-direction: column;
}
.modal-cert-area iframe {
  width: 100%; border: none; flex: 1; min-height: 500px;
}
.modal-cert-area img {
  width: 100%; height: auto; max-height: 70vh; object-fit: contain;
}
.modal-related {
  border-top: 1px solid var(--rule);
  padding: 1.2rem 1.5rem;
  background: rgba(0,0,0,0.2);
}
.modal-related-title {
  font-family: 'Syne', sans-serif; font-size: 0.58rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--yellow);
  margin-bottom: 0.85rem;
}
.related-list { list-style: none; }
.related-item {
  display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap;
  padding: 0.55rem 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.related-item:last-child { border-bottom: none; padding-bottom: 0; }
.related-name {
  flex: 1; font-size: 0.84rem; color: var(--dim); min-width: 160px;
}
.related-meta { font-size: 0.65rem; color: var(--dimmer); white-space: nowrap; }
.related-btns { display: flex; gap: 0.35rem; flex-shrink: 0; }
.modal-fallback {
  padding: 2rem; text-align: center;
}
.modal-fallback p { font-size: 0.85rem; color: var(--dim); max-width: 400px; margin: 0 auto; }

/* ── Utility ─────────────────────────────────────────────────── */
.text-yellow { color: var(--yellow); }
.text-dim    { color: var(--dim); }
.text-white  { color: var(--white); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 2rem; }
.flex-row { display: flex; gap: 0.7rem; flex-wrap: wrap; align-items: center; }

/* ── Animations ──────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}