/* ═══════════════════════════════════════════════════════════
   PORTFOLIO AKADEMIK — Salim Navigation Style
   nav.css: Synchronized with tmpl/salim.html
   ═══════════════════════════════════════════════════════════ */

/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.2rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
    background: rgba(26, 54, 93, 0.97);
    backdrop-filter: blur(20px);
    padding: 0.8rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    font-weight: 500;
    padding: 0.6rem 1.1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    text-transform: none; /* Template salim uses sentence case */
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

.nav-cta {
    background: var(--gradient-2) !important;
    color: var(--dark) !important;
    font-weight: 700 !important;
    padding: 0.6rem 1.4rem !important;
    margin-left: 0.5rem;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(214, 158, 46, 0.4);
}

/* ── Hamburger ────────────────────────────────────────────── */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Footer ───────────────────────────────────────────────── */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 4rem 48px 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

.footer-brand h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-brand h3 span {
    color: var(--accent);
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.8;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-family: var(--font-mono);
}

.footer-col a {
    display: block;
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.4rem 0;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.footer-admin-btn {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.2);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.3s;
  border-radius: 6px;
}
.footer-admin-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Page Header (Sub-pages) ──────────────────────────────── */
.page-header {
  padding: 120px 48px 80px;
  background: var(--gradient-1);
  position: relative;
  overflow: hidden;
}

.page-header-inner { position: relative; z-index: 1; max-width: 800px; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 24px;
}
.breadcrumb a { color: var(--accent); transition: opacity 0.3s; }
.breadcrumb a:hover { opacity: .8; }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
    .nav-container { padding: 0 24px; }
    .footer { padding: 4rem 24px 2rem; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--primary);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -5px 0 30px rgba(0,0,0,0.3);
        align-items: flex-start;
        gap: 1rem;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li { width: 100%; }
    .nav-links a {
        width: 100%;
        padding: 0.8rem 1.2rem;
        display: block;
        font-size: 1rem;
    }

    .nav-cta { margin-left: 0; margin-top: 1rem; text-align: center; }

    .hamburger {
        display: flex;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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