/* ===== RESET ===== */
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }
body, html { overflow-x: hidden; scroll-behavior: smooth; }

/* ===== HEADER ===== */
header {
  position: fixed; top: 0; left: 0; width: 100%;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 50px; z-index: 1000;
  background: transparent;
}
header .logo { font-size: 1.6em; font-weight: bold; color: #fff; letter-spacing: 2px; text-shadow: 0 0 8px rgba(255,255,255,0.4); }
nav ul { list-style: none; display: flex; gap: 20px; align-items: center; }
nav ul li a { text-decoration: none; color: #fff; font-weight: 500; transition: 0.3s; }
nav ul li a:hover { color: #ffd700; text-shadow: 0 0 6px #ffd700; }

/* ===== DROPDOWN ===== */
.dropdown-wrapper { position: relative; }
.dropdown-btn {
  background: transparent; border: none; color: #fff;
  font-size: 1.5em; cursor: pointer; transition: 0.3s;
}
.dropdown {
  display: none; position: absolute; right: 0; top: 30px;
  background: rgba(0,0,0,0.85); padding: 10px 0;
  border-radius: 8px; min-width: 140px;
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
}
.dropdown a {
  color: #fff; display: block; padding: 10px 15px;
  text-decoration: none; transition: 0.3s;
}
.dropdown a:hover { background: rgba(255,215,0,0.25); color: #ffd700; }

/* ===== SLIDES ===== */
.slide {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  color: #fff; text-align: center;
  background-attachment: fixed; background-size: cover; background-position: center;
}

/* Warna kembali ke versi bold sebelumnya */
.slide1 {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 40%, #764ba2 100%);
}
.slide2 {
  background: linear-gradient(135deg, #283c86 0%, #45a247 100%);
}
.slide3 {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
}
.slide4 {
  background: linear-gradient(135deg, #8e2de2, #4a00e0);
}

/* ===== SLIDE 1 ===== */
.slide1 .content {
  display: flex; justify-content: space-between; align-items: center;
  width: 80%; max-width: 1200px;
}
.text-box { width: 50%; text-align: left; }
.text-box h1 {
  font-size: 2.8em; margin-bottom: 15px;
  text-shadow: 0 0 12px rgba(255,255,255,0.5);
}
.text-box p { margin-bottom: 25px; font-size: 1.1em; }
.image-box img {
  width: 360px; height: auto; border-radius: 15px;
  box-shadow: 0 0 25px rgba(255,255,255,0.3);
}

/* ===== BUTTON ===== */
.btn-container { display: flex; gap: 15px; }
.btn {
  padding: 10px 25px; border: none; border-radius: 25px;
  background: #ffd700; color: #222; cursor: pointer; font-weight: bold;
  transition: 0.3s; box-shadow: 0 0 8px rgba(255,215,0,0.6);
}
.btn:hover { background: #fff; color: #000; }

/* ===== DONASI ===== */
form {
  display: flex; flex-direction: column; gap: 10px; align-items: center;
  width: 100%; max-width: 400px; margin: 20px auto;
}
form input, form textarea {
  width: 100%; padding: 10px; border-radius: 10px; border: none;
  font-size: 1em;
}
form button {
  padding: 10px 20px; border: none; border-radius: 25px;
  background: #ffd700; color: #333; font-weight: bold; cursor: pointer;
  transition: 0.3s;
}
form button:hover { background: #fff; }

/* ===== MAHASISWA ===== */
.mahasiswa-container {
  display: flex; justify-content: center; gap: 20px; flex-wrap: wrap;
}
.mahasiswa-card {
  background: rgba(255,255,255,0.15); border-radius: 15px;
  padding: 20px; width: 250px; text-align: center;
  transition: 0.3s; box-shadow: 0 0 15px rgba(0,0,0,0.4);
}
.mahasiswa-card:hover { transform: scale(1.05); box-shadow: 0 0 20px rgba(255,215,0,0.5); }
.mahasiswa-card .foto {
  width: 100%; height: 200px; background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 10px; margin-bottom: 10px;
}

/* ===== KEGIATAN ===== */
.kegiatan-container {
  display: flex; justify-content: center; align-items: flex-start;
  gap: 25px; margin-top: 30px; flex-wrap: wrap;
}
.kegiatan-besar {
  background: rgba(255,255,255,0.15);
  border-radius: 15px; padding: 20px;
  width: 400px; text-align: center; height: 400px;
  box-shadow: 0 0 20px rgba(0,0,0,0.4);
}
.kegiatan-besar .foto {
  width: 100%; height: 250px;
  background: linear-gradient(135deg, #764ba2, #667eea);
  border-radius: 10px; margin-bottom: 10px;
}
.kegiatan-kecil { display: flex; flex-direction: column; gap: 20px; }
.kegiatan-kecil .card {
  background: rgba(255,255,255,0.15);
  border-radius: 15px; width: 250px; height: 120px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  transition: 0.3s;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
.kegiatan-kecil .card:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px rgba(255,215,0,0.5);
}
.kegiatan-kecil .foto {
  width: 80px; height: 80px;
  background: linear-gradient(135deg, #43cea2, #185a9d);
  border-radius: 10px; margin-bottom: 5px;
}

/* ===== ANIMATIONS ===== */
.animate { opacity: 0; transform: translateY(30px); transition: all 1s ease; }
.animate.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { transform: translateX(-50px); }
.fade-in-right { transform: translateX(50px); }
.fade-in-up { transform: translateY(50px); }
.fade-in-left.visible, .fade-in-right.visible, .fade-in-up.visible { transform: translate(0,0); opacity: 1; }

/* ============================= */
/* ⚡ FOOTER MODERN STYLING */
/* ============================= */
.footer-modern {
  width: 100%;
  background: linear-gradient(135deg, #4f46e5 0%, #6d28d9 50%, #3b82f6 100%);
  color: #fff;
  text-align: center;
  padding: 2.5rem 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  font-family: 'Poppins', sans-serif;
  box-shadow: 0 -3px 10px rgba(0, 0, 0, 0.25);
}

/* ✨ Efek kilau halus di background */
.footer-modern::before {
  content: "";
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 100%;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.15), transparent 70%);
  animation: shine 10s linear infinite;
}

@keyframes shine {
  0% { transform: translateX(-50%); }
  50% { transform: translateX(0%); }
  100% { transform: translateX(50%); }
}

.footer-inner {
  position: relative;
  z-index: 2;
}

.footer-title {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.footer-copy {
  font-size: 0.9rem;
  margin-top: 6px;
  opacity: 0.9;
}

.footer-copy span {
  font-weight: 700;
  color: #ffffff;
}

/* ===== DONASI – DEFAULT HIDDEN ===== */
#step2, #step3, #step4, #step5 {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* ===== STEP 2 DETAIL ===== */
#step2 {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    min-height: 350px;
}

/* FIX AGAR TEKS TERLIHAT – FINAL */
#step2 *,
#step2 h1,
#step2 h2,
#step2 p,
#step2 span {
    color: #0048f0 !important; /* teks gelap kontras */
}

.mahasiswa-card-detail {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    background: #fff;
    border-radius: 15px;
    padding: 20px;
    max-width: 300px;
    width: 100%;
    box-shadow: 0 0 15px rgba(0,0,0,0.4);
    border: 2px solid #ddd;
}

.mahasiswa-card-detail .foto {
    width: 150px;
    height: 150px;
    overflow: hidden;
    border-radius: 10px;
}

.mahasiswa-card-detail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    border: 2px solid #999;
}

.step2-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    align-items: center;
    margin-top: 20px;
}

/* ===== STEP 3 ===== */
#step3 .nominal-btn {
    width: 100%;
    margin-bottom: 8px;
}

/* ===== STEP 4 ===== */
#step4 .metode-btn {
    width: 100%;
    margin-bottom: 8px;
}

/* ===== STEP 5 ===== */
#step5 form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 320px;
}

#step5 input,
#step5 textarea {
    width: 100%;
    padding: 8px;
    border-radius: 6px;
}

/* ===== KATEGORI TERPILIH ===== */
#kategori-terpilih-3,
#kategori-terpilih-4,
#kategori-terpilih-5 {
    color: #1d4ed8 !important;
    font-weight: bold;
    font-size: 18px;
}



/* Tombol umum */
.nominal-btn, .metode-btn, .btn-gray, .btn-blue, .btn-green {
  padding: 8px 15px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.2s;
}

.nominal-btn:hover, .metode-btn:hover, .btn-gray:hover, .btn-blue:hover, .btn-green:hover {
  opacity: 0.9;
}

/* Ukuran tombol & card */
.w-40 { width: 160px; }
.max-w-xs { max-width: 320px; }

/* ===== FOTO OTOMATIS SESUAI CARD ===== */
/* Pastikan semua div.foto menyesuaikan ukuran card */
.foto {
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

/* Gambar di dalam foto mengikuti ukuran card */
.foto img {
    width: 100%;
    height: 100%;
    object-fit: cover;  /* Memenuhi seluruh div tanpa merusak proporsi */
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}


.image-box {
    width: 360px;          /* sesuaikan dengan layout */
    height: 360px;         /* pastikan tinggi ada */
    position: relative;    /* penting agar img absolute bekerja */
}
.image-box .foto img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

/* CARD grafik fix tidak ikut melebar */
.chart-card {
    width: 320px !important;         /* ukuran fix */
    height: auto;
    margin: auto;
    padding: 20px;
    border-radius: 20px;
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Container grafik fix */
.chart-container {
    width: 300px !important;   /* grafik tidak akan melebar */
    height: 260px !important;
    margin: auto;
}

/* Ukuran canvas fix (Chart.js akan ikut ini) */
.chart-container canvas {
    width: 300px !important;
    height: 260px !important;
}