/* ==========================================================================
   PORTOFOLIO WARNISYAH ARMIN — MAHASISWA TEKNIK KOMPUTER UNM
   Style sheet sederhana menggunakan CSS3 murni, Flexbox, dan Grid.
   ========================================================================== */

/* 1. VARIABEL & RESET DASAR */
:root {
  --warna-bg: #0d1724;
  --warna-panel: #162334;
  --warna-garis: #25394f;
  --warna-teks: #cbd5e1;
  --warna-putih: #ffffff;
  --warna-pink: #f472b6;
  --warna-pink-muda: #fce7f3;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--warna-bg);
  color: var(--warna-teks);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

/* Wadah Penengah */
.wadah {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

.wadah-hero {
  max-width: 1060px;
}

/* 2. NAVIGASI ATAS */
.navigasi {
  background-color: var(--warna-panel);
  border-bottom: 1px solid var(--warna-garis);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.wadah-navigasi {
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--warna-putih);
}

.menu-navigasi {
  display: flex;
  list-style: none;
  gap: 12px;
  flex-wrap: wrap;
}

.menu-navigasi a {
  color: var(--warna-teks);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.2s, background-color 0.2s;
}

.menu-navigasi a:hover,
.menu-navigasi a.aktif {
  color: var(--warna-putih);
  background-color: rgba(244, 114, 182, 0.15);
}

main {
  flex: 1;
  padding: 36px 0 50px;
}

.halaman-beranda {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
}

.header-halaman {
  margin-bottom: 24px;
  border-bottom: 1px solid var(--warna-garis);
  padding-bottom: 12px;
}

.judul-halaman {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--warna-putih);
}

.judul-halaman span {
  color: var(--warna-pink);
}

.subjudul {
  font-size: 0.92rem;
  color: var(--warna-teks);
  margin-top: 4px;
}

.panel {
  background-color: var(--warna-panel);
  border: 1px solid var(--warna-garis);
  border-radius: 8px;
  padding: 22px;
  margin-bottom: 22px;
}

.judul-panel {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--warna-pink);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 4. TOMBOL-TOMBOL AKSI */
.tombol {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tombol-pink {
  background-color: var(--warna-pink);
  color: #111827;
  font-weight: 600;
}

.tombol-pink:hover {
  background-color: #f43f5e;
  color: var(--warna-putih);
}

.tombol-garis {
  border-color: var(--warna-garis);
  color: var(--warna-teks);
  background-color: transparent;
}

.tombol-garis:hover {
  border-color: var(--warna-pink);
  color: var(--warna-pink);
}

/* 5. BERANDA (HERO SECTION) */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  padding: 20px 0;
  width: 100%;
}

.hero-teks {
  flex: 1.2;
}

.label-status {
  display: inline-block;
  background-color: rgba(244, 114, 182, 0.12);
  color: var(--warna-pink);
  border: 1px solid rgba(244, 114, 182, 0.3);
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.sapaan {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--warna-putih);
  line-height: 1.2;
  margin-bottom: 16px;
}

.sapaan span {
  color: var(--warna-pink);
}

.peran-teks {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--warna-pink);
  margin-top: -6px;
  margin-bottom: 18px;
  min-height: 1.6em;
}

.kursor {
  display: inline-block;
  color: var(--warna-putih);
  font-weight: 400;
  margin-left: 2px;
  animation: kedip 0.8s infinite;
}

@keyframes kedip {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.deskripsi-singkat {
  margin-bottom: 24px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.hero-tombol {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-foto {
  width: 290px;
  max-width: 100%;
  flex-shrink: 0;
  text-align: center;
}

.hero-foto img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--warna-garis);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

/* 6. DAFTAR SERTIFIKAT (LIST VERTIKAL SEDERHANA) */
.daftar-sertifikat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.item-sertifikat {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: rgba(13, 23, 36, 0.5);
  border: 1px solid var(--warna-garis);
  border-radius: 8px;
  padding: 12px;
  transition: border-color 0.2s;
}

.item-sertifikat:hover {
  border-color: var(--warna-pink);
}

.thumbnail-sertifikat {
  width: 100px;
  height: 70px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--warna-garis);
}

.thumbnail-sertifikat img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.info-sertifikat h4 {
  font-size: 0.95rem;
  color: var(--warna-putih);
  margin-bottom: 2px;
}

.info-sertifikat .penerbit {
  font-size: 0.82rem;
  color: var(--warna-pink);
  margin-bottom: 4px;
}

.info-sertifikat p {
  font-size: 0.85rem;
  color: var(--warna-teks);
}

/* 7. KARTU KEAHLIAN */
.grid-keahlian {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.kartu-keahlian {
  background-color: rgba(13, 23, 36, 0.5);
  border: 1px solid var(--warna-garis);
  border-radius: 6px;
  padding: 14px;
}

.kartu-keahlian h4 {
  font-size: 0.92rem;
  color: var(--warna-putih);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.kartu-keahlian p {
  font-size: 0.84rem;
  color: var(--warna-teks);
}

.tag-grup {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.tag {
  background-color: rgba(244, 114, 182, 0.1);
  color: var(--warna-pink);
  border: 1px solid rgba(244, 114, 182, 0.25);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 500;
}

/* 8. PENGALAMAN (STUDIO, RISET, ORGANISASI) */
.riwayat-item {
  margin-bottom: 20px;
}

.riwayat-item:last-child {
  margin-bottom: 0;
}

.riwayat-item h3 {
  font-size: 1.05rem;
  color: var(--warna-putih);
}

.riwayat-sub {
  font-size: 0.85rem;
  color: var(--warna-pink);
  margin-bottom: 8px;
}

.daftar-tugas {
  padding-left: 20px;
  font-size: 0.88rem;
}

.daftar-tugas li {
  margin-bottom: 6px;
}

.foto-dokumentasi {
  margin-top: 12px;
  max-width: 520px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--warna-garis);
}

.takarir-foto {
  padding: 6px 10px;
  font-size: 0.8rem;
  color: var(--warna-pink);
  background-color: #0b131e;
  border-top: 1px solid var(--warna-garis);
}

/* 9. KARYA & PROYEK */
.gambar-proyek {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--warna-garis);
  margin: 12px 0 14px;
  max-width: 600px;
}

.fitur-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin: 14px 0;
}

.fitur-item {
  background-color: rgba(13, 23, 36, 0.5);
  border: 1px solid var(--warna-garis);
  border-radius: 6px;
  padding: 10px;
  font-size: 0.84rem;
}

.fitur-item strong {
  color: var(--warna-putih);
  display: block;
  margin-bottom: 2px;
}

/* 10. KONTAK LANGSUNG (TAUTAN LANGSUNG TANPA FORM) */
.kontak-grup {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

/* 11. KAKI HALAMAN (FOOTER) */
footer {
  text-align: center;
  padding: 20px 0;
  border-top: 1px solid var(--warna-garis);
  font-size: 0.85rem;
  color: var(--warna-teks);
  margin-top: auto;
}

/* 12. TAMPILAN RESPONSIF HP & TABLET */
@media (max-width: 768px) {
  .hero {
    flex-direction: column-reverse;
    text-align: center;
    gap: 24px;
    padding: 10px 0;
  }

  .hero-foto {
    width: 200px;
  }

  .sapaan {
    font-size: 2rem;
  }

  .hero-tombol {
    justify-content: center;
  }

  .item-sertifikat {
    flex-direction: column;
    align-items: flex-start;
  }

  .thumbnail-sertifikat {
    width: 100%;
    height: 140px;
  }
}

/* 13. MODAL PREVIEW GAMBAR */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(10, 18, 30, 0.9);
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.modal.aktif {
  display: flex;
}

.modal-konten {
  max-width: 800px;
  width: 100%;
  text-align: center;
}

.modal-konten img {
  max-width: 100%;
  max-height: 80vh;
  margin: 0 auto;
  border-radius: 8px;
  border: 1px solid var(--warna-garis);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.modal-tutup {
  position: absolute;
  top: 20px;
  right: 25px;
  color: var(--warna-putih);
  font-size: 32px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s;
}

.modal-tutup:hover {
  color: var(--warna-pink);
}

#modal-keterangan {
  margin-top: 12px;
  color: var(--warna-teks);
  font-size: 0.9rem;
}

/* 14. KURSOR KUSTOM */
.kursor-kustom {
  position: fixed;
  top: 0;
  left: 0;
  width: 26px;
  height: 26px;
  border: 1.5px solid var(--warna-pink);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: width 0.2s ease, height 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
  z-index: 9999;
  opacity: 0;
}

.kursor-kustom.aktif {
  width: 44px;
  height: 44px;
  background-color: rgba(244, 114, 182, 0.15);
  border-color: var(--warna-pink);
}

@media (pointer: coarse) {
  .kursor-kustom {
    display: none !important;
  }
}

/* 15. SLIDER KOMPARASI SEBELUM & SESUDAH */
.wadah-komparasi {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.komparasi-slider {
  position: relative;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--warna-garis);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  user-select: none;
  --posisi: 50%;
}

.komparasi-slider img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.foto-after {
  clip-path: inset(0 calc(100% - var(--posisi)) 0 0);
}

.garis-slider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--posisi);
  width: 2px;
  background-color: var(--warna-putih);
  pointer-events: none;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.6);
}

.tombol-geser {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 34px;
  height: 34px;
  background-color: var(--warna-pink);
  color: #111827;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.label-sebelum,
.label-sesudah {
  position: absolute;
  top: 12px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 4px;
  background-color: rgba(13, 23, 36, 0.78);
  color: var(--warna-putih);
  pointer-events: none;
  z-index: 2;
  backdrop-filter: blur(4px);
}

.label-sesudah {
  left: 12px;
}

.label-sebelum {
  right: 12px;
}

.input-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 3;
  margin: 0;
}

.takarir-komparasi {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--warna-teks);
  text-align: center;
}