/* ===== HERO ===== */
.page-hero {
    position: relative;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    padding: 80px 0 60px;
    overflow: hidden;
    text-align: center;
}
.page-hero::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0; right: 0;
    height: 60px;
    background: #f1f5f9;
    clip-path: ellipse(55% 100% at 50% 100%);
}
.page-hero .container { position: relative; z-index: 2; }

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.9);
    font-size: 11px; font-weight: 700; letter-spacing: 3px;
    text-transform: uppercase;
    padding: 6px 18px; border-radius: 30px; margin-bottom: 20px;
}
.hero-title {
    font-size: clamp(22px, 4vw, 38px);
    font-weight: 800; color: #fff;
    letter-spacing: -0.5px; line-height: 1.2;
    margin: 0 0 24px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero-breadcrumb {
    display: flex; align-items: center; gap: 8px;
    justify-content: center;
    list-style: none; padding: 0; margin: 0; flex-wrap: wrap;
}
.hero-breadcrumb li {
    display: flex; align-items: center; gap: 8px;
    font-size: 13px; color: rgba(255,255,255,0.6);
}
.hero-breadcrumb li a { color: rgba(255,255,255,0.85); text-decoration: none; transition: color .2s; }
.hero-breadcrumb li a:hover { color: #fff; }
.hero-breadcrumb li.active { color: rgba(255,255,255,0.45); }
.hero-breadcrumb li:not(:last-child)::after { content: '›'; font-size: 16px; color: rgba(255,255,255,0.3); }

/* ===== SECTION ===== */
.profile-section { padding: 65px 0 90px; background: #f1f5f9; }

/* ===== PROFILE CARD ===== */
.profile-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 4px 40px rgba(0,0,0,0.07), 0 1px 8px rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.06);
    overflow: hidden;
    margin-bottom: 28px;
}

/* Card header */
.profile-card-header {
    background: linear-gradient(135deg, #1a3a5c 0%, #1e5276 100%);
    padding: 32px 40px 28px;
    position: relative; overflow: hidden;
}
.profile-card-header::before {
    content: ''; position: absolute;
    top: -40px; right: -40px;
    width: 180px; height: 180px;
    border-radius: 50%; background: rgba(255,255,255,0.05);
}
.profile-card-header::after {
    content: ''; position: absolute;
    bottom: -60px; left: 30%;
    width: 220px; height: 220px;
    border-radius: 50%; background: rgba(255,255,255,0.04);
}
.card-tag {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.2);
    color: rgba(255,255,255,0.85);
    font-size: 10px; font-weight: 700; letter-spacing: 2px;
    text-transform: uppercase;
    padding: 5px 14px; border-radius: 20px; margin-bottom: 12px;
    position: relative; z-index: 1;
}
.card-tag-dot {
    width: 6px; height: 6px;
    background: #4ade80; border-radius: 50%;
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%,100% { opacity:1; transform:scale(1); }
    50%      { opacity:0.5; transform:scale(0.8); }
}
.profile-card-header h2 {
    font-size: clamp(18px, 2.5vw, 26px);
    font-weight: 700; color: #fff;
    line-height: 1.3; margin: 0;
    position: relative; z-index: 1;
}

.card-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(30,82,118,0.15), transparent);
    margin: 0 40px;
}

/* ===== PHOTO + INFO ===== */
.profile-body { padding: 40px; }

.profile-photo-wrap {
    position: relative;
    border-radius: 16px; overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    background: #e2e8f0;
    height: 420px;
}
.profile-photo-wrap img {
    width: 100%; height: 100%;
    object-fit: cover; object-position: top;
    display: block;
}
.photo-badge {
    position: absolute; bottom: 14px; left: 14px;
    background: rgba(30,82,118,0.92);
    backdrop-filter: blur(6px);
    color: #fff; font-size: 12px; font-weight: 600;
    padding: 6px 14px; border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
}

/* Info column */
.profile-info { padding-left: 10px; }
.profile-name {
    font-size: clamp(20px, 2.5vw, 28px);
    font-weight: 800; color: #1a3a5c;
    letter-spacing: -0.3px; margin: 0 0 6px;
}
.profile-position {
    display: inline-flex; align-items: center; gap: 6px;
    background: #eff6ff; color: #1e5276;
    font-size: 13px; font-weight: 600;
    padding: 5px 14px; border-radius: 20px;
    margin-bottom: 24px;
    border: 1px solid rgba(30,82,118,0.15);
}

/* Academic links */
.academic-links { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.acad-btn {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 9px 18px; border-radius: 30px; border: none;
    font-size: 13px; font-weight: 600; cursor: pointer;
    text-decoration: none; transition: all .2s;
}
.acad-btn-google {
    background: #fff; color: #1a3a5c;
    border: 1.5px solid rgba(30,82,118,0.2);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.acad-btn-google:hover { background: #1a3a5c; color: #fff; border-color: #1a3a5c; }
.acad-btn-rg {
    background: #fff; color: #00a087;
    border: 1.5px solid rgba(0,160,135,0.25);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.acad-btn-rg:hover { background: #00a087; color: #fff; border-color: #00a087; }
.acad-btn-scopus {
    background: #fff; color: #e87722;
    border: 1.5px solid rgba(232,119,34,0.25);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.acad-btn-scopus:hover { background: #e87722; color: #fff; border-color: #e87722; }
.acad-btn svg { width: 15px; height: 15px; }

/* Social */
.social-title {
    font-size: 12px; font-weight: 700;
    color: #94a3b8; letter-spacing: 2px;
    text-transform: uppercase; margin-bottom: 14px;
}
.social-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.social-list li {
    display: flex; align-items: center; gap: 10px;
}
.social-icon {
    width: 34px; height: 34px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; flex-shrink: 0;
}
.s-email    { background: #fef3c7; }
.s-telegram { background: #e0f2fe; }
.s-facebook { background: #eff6ff; }
.s-instagram{ background: #fce7f3; }
.s-phone    { background: #f0fdf4; }
.social-label { font-size: 12px; color: #94a3b8; width: 70px; flex-shrink: 0; }
.social-link {
    font-size: 13px; font-weight: 500; color: #1e5276;
    text-decoration: none; transition: color .2s;
    word-break: break-all;
}
.social-link:hover { color: #0f2027; text-decoration: underline; }

/* ===== CONTENT TAB CARD ===== */
.tab-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 4px 40px rgba(0,0,0,0.07);
    border: 1px solid rgba(0,0,0,0.06);
    overflow: hidden;
}
.tab-card-header {
    background: linear-gradient(135deg, #1a3a5c 0%, #1e5276 100%);
    padding: 18px 36px;
    display: flex; align-items: center; gap: 10px;
}
.tab-card-header-dot { width: 8px; height: 8px; background: #4ade80; border-radius: 50%; animation: pulse-dot 2s infinite; }
.tab-card-header span {
    font-size: 13px; font-weight: 700;
    color: rgba(255,255,255,0.9); letter-spacing: 1px; text-transform: uppercase;
}
.tab-card-body { padding: 36px 40px; }
.tab-content-text {
    font-size: 15px; line-height: 1.9; color: #374151;
}
.tab-content-text p { margin: 0 0 16px; }
.tab-content-text p:last-child { margin-bottom: 0; }
.tab-content-text h2, .tab-content-text h3 { color: #1a3a5c; font-weight: 700; margin: 24px 0 10px; }

/* Footer */
.profile-card-footer {
    padding: 18px 40px;
    background: #f8fafc;
    border-top: 1px solid rgba(0,0,0,0.06);
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 10px;
}
.back-btn {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 13px; font-weight: 600; color: #1e5276;
    text-decoration: none;
    padding: 8px 18px; border: 1.5px solid rgba(30,82,118,0.25);
    border-radius: 30px; transition: all .2s; background: transparent;
}
.back-btn svg { width: 14px; height: 14px; }
.back-btn:hover { background: #1e5276; color: #fff; border-color: #1e5276; }

/* Responsive */
@media (max-width: 991px) {
    .profile-info { padding-left: 0; margin-top: 28px; }
    .profile-photo-wrap { height: 320px; }
}
@media (max-width: 767px) {
    .profile-card-header  { padding: 26px 22px 22px; }
    .profile-body         { padding: 26px 22px; }
    .profile-card-footer  { padding: 16px 22px; }
    .card-divider         { margin: 0 22px; }
    .tab-card-header      { padding: 16px 22px; }
    .tab-card-body        { padding: 26px 22px; }
    .photo-badge          { font-size: 11px; }
}