/* Dayananda Sagar University - Landing Page Stylesheet */
:root {
    --dsu-navy: #0f2444;
    --dsu-blue: #1b5cb8;
    --dsu-blue-hover: #14478f;
    --dsu-light-blue: #276dd8;
    --dsu-gold: #f59e0b;
    --dsu-gold-hover: #d97706;
    --dsu-gold-light: #fffbeb;
    --dsu-purple: #563993;
    --dsu-dark: #1e293b;
    --dsu-muted: #64748b;
    --dsu-light: #f8fafc;
    --dsu-border: #e2e8f0;
    --dsu-shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --dsu-shadow: 0 10px 25px -5px rgba(15, 36, 68, 0.08);
    --dsu-shadow-lg: 0 20px 35px -10px rgba(15, 36, 68, 0.15);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--dsu-dark);
    background-color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dsu-navy);
}

a {
    color: var(--dsu-blue);
    text-decoration: none;
    transition: all 0.25s ease;
}

a:hover {
    color: var(--dsu-blue-hover);
}

/* TOP HELPLINE BAR */
.top-helpline-bar {
    background-color: var(--dsu-navy);
    color: #cbd5e1;
    font-size: 0.85rem;
    padding: 7px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.top-helpline-bar a {
    color: #e2e8f0;
}

.top-helpline-bar a:hover {
    color: var(--dsu-gold);
}

.badge-blink {
    background-color: #ef4444;
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    animation: pulseBlink 1.5s infinite;
}

@keyframes pulseBlink {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.75; transform: scale(0.97); }
}

/* MAIN NAVBAR */
.dsu-navbar {
    background: #ffffff;
    padding: 10px 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 1030;
    transition: all 0.3s ease;
}

.dsu-navbar .navbar-brand img {
    height: 52px;
    width: auto;
    object-fit: contain;
}

.dsu-navbar .navbar-nav {
    display: flex;
    align-items: center;
    gap: 2px;
}

.dsu-navbar .nav-link {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--dsu-navy);
    padding: 8px 12px !important;
    letter-spacing: -0.1px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    transition: color 0.2s ease;
}

.dsu-navbar .nav-link:hover,
.dsu-navbar .nav-link.active {
    color: var(--dsu-blue);
}

.dsu-navbar .btn-dsu-gold,
.dsu-navbar .btn-dsu-blue {
    white-space: nowrap;
    padding: 9px 18px;
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 6px;
}

.btn-dsu-gold {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #ffffff;
    font-weight: 700;
    border: none;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
    transition: all 0.3s ease;
}

.btn-dsu-gold:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.45);
}

.btn-dsu-blue {
    background: linear-gradient(135deg, #276dd8 0%, #1b5cb8 100%);
    color: #ffffff;
    font-weight: 600;
    border: none;
    box-shadow: 0 4px 12px rgba(39, 109, 216, 0.3);
    transition: all 0.3s ease;
}

.btn-dsu-blue:hover {
    background: linear-gradient(135deg, #1b5cb8 0%, #123d7a 100%);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(39, 109, 216, 0.4);
}

.btn-dsu-outline {
    background: transparent;
    color: var(--dsu-blue);
    border: 2px solid var(--dsu-blue);
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.btn-dsu-outline:hover {
    background: var(--dsu-blue);
    color: #ffffff;
}

/* HERO SECTION & CAROUSEL */
.hero-wrapper {
    position: relative;
    background-color: var(--dsu-navy);
    overflow: hidden;
}

.hero-carousel .carousel-item {
    height: 580px;
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
    position: relative;
}

@media (max-width: 991px) {
    .hero-carousel .carousel-item {
        height: 440px;
    }
}

@media (max-width: 575px) {
    .hero-carousel .carousel-item {
        height: 280px;
    }
}

.hero-carousel .carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(15, 36, 68, 0.85) 0%, rgba(15, 36, 68, 0.45) 50%, rgba(15, 36, 68, 0.1) 100%);
    display: flex;
    align-items: center;
}

.hero-content {
    color: #ffffff;
    max-width: 650px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    z-index: 2;
}

.hero-badge {
    background: rgba(245, 158, 11, 0.9);
    color: #0f2444;
    font-weight: 800;
    padding: 6px 14px;
    border-radius: 30px;
    display: inline-block;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.hero-title {
    font-size: 2.8rem;
    line-height: 1.15;
    color: #ffffff;
    font-weight: 800;
    margin-bottom: 15px;
}

.hero-lead {
    font-size: 1.15rem;
    color: #e2e8f0;
    margin-bottom: 25px;
    font-weight: 400;
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 1.6rem;
    }
    .hero-lead {
        font-size: 0.95rem;
        margin-bottom: 15px;
    }
}

/* HERO ENQUIRY OVERLAY CARD (Desktop) */
.hero-enquiry-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 22px 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.6);
    position: relative;
    z-index: 1000;
}

@media (min-width: 992px) and (max-width: 1400px) {
    .hero-enquiry-card {
        margin-right: 20px;
    }
}

.hero-enquiry-card h4 {
    font-size: 1.35rem;
    color: var(--dsu-navy);
    font-weight: 800;
    border-bottom: 2px solid var(--dsu-gold);
    padding-bottom: 10px;
    margin-bottom: 16px;
}

.hero-enquiry-card .form-control,
.hero-enquiry-card .form-select {
    font-size: 0.88rem;
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
}

.hero-enquiry-card .form-control:focus,
.hero-enquiry-card .form-select:focus {
    border-color: var(--dsu-blue);
    box-shadow: 0 0 0 3px rgba(39, 109, 216, 0.15);
}

/* AFFILIATIONS BAR */
.affiliations-section {
    background: #ffffff;
    padding: 25px 0;
    border-bottom: 1px solid var(--dsu-border);
}

.affiliations-img-wrap {
    text-align: center;
}

.affiliations-img-wrap img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.05));
}

.affiliation-pill {
    display: inline-flex;
    align-items: center;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 30px;
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dsu-navy);
    margin: 4px;
}

/* STATS COUNTER BAR */
.stats-bar {
    background: linear-gradient(135deg, #0f2444 0%, #1a365d 100%);
    color: #ffffff;
    padding: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 15px;
    border-right: 1px solid rgba(255,255,255,0.12);
}

.stat-item:last-child {
    border-right: none;
}

@media (max-width: 767px) {
    .stat-item {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
}

.stat-number {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--dsu-gold);
    line-height: 1;
    margin-bottom: 8px;
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 0.95rem;
    color: #e2e8f0;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* SECTION HEADINGS */
.section-header {
    text-align: center;
    margin-bottom: 45px;
    position: relative;
}

.section-subtitle {
    color: var(--dsu-blue);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
    display: block;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--dsu-navy);
    margin-bottom: 12px;
}

.section-header-line {
    width: 60px;
    height: 4px;
    background: var(--dsu-gold);
    margin: 0 auto;
    border-radius: 2px;
}

/* SCHOOLS CARDS */
.school-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--dsu-border);
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: var(--dsu-shadow-sm);
}

.school-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--dsu-shadow-lg);
    border-color: #cbd5e1;
}

.school-card-header {
    background: linear-gradient(135deg, #1b5cb8 0%, #0f2444 100%);
    color: #ffffff;
    padding: 22px 20px;
    position: relative;
}

.school-card-header.sch-eng { background: linear-gradient(135deg, #0284c7 0%, #0f2444 100%); }
.school-card-header.sch-mgmt { background: linear-gradient(135deg, #2563eb 0%, #1e1b4b 100%); }
.school-card-header.sch-health { background: linear-gradient(135deg, #059669 0%, #064e3b 100%); }
.school-card-header.sch-law { background: linear-gradient(135deg, #7c3aed 0%, #31104b 100%); }
.school-card-header.sch-science { background: linear-gradient(135deg, #0891b2 0%, #134e4a 100%); }
.school-card-header.sch-media { background: linear-gradient(135deg, #ea580c 0%, #431407 100%); }
.school-card-header.sch-ca { background: linear-gradient(135deg, #4f46e5 0%, #1e1b4b 100%); }
.school-card-header.sch-med { background: linear-gradient(135deg, #dc2626 0%, #7f1d1d 100%); }

.school-icon {
    font-size: 2.2rem;
    color: var(--dsu-gold);
    margin-bottom: 12px;
}

.school-card-body {
    padding: 22px 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.school-prog-list {
    list-style: none;
    margin: 15px 0 20px;
    padding: 0;
}

.school-prog-list li {
    font-size: 0.88rem;
    padding: 5px 0;
    color: #475569;
    border-bottom: 1px dashed #f1f5f9;
    display: flex;
    align-items: center;
}

.school-prog-list li i {
    color: #10b981;
    margin-right: 8px;
    font-size: 0.75rem;
}

.school-card-footer {
    padding: 0 20px 20px;
    margin-top: auto;
}

/* DIFFERENTIATORS & WHY DSU */
.differentiators-section {
    background-color: #f8fafc;
    padding: 70px 0;
}

.diff-box {
    background: #ffffff;
    border-radius: 10px;
    padding: 25px;
    border-left: 4px solid var(--dsu-blue);
    box-shadow: var(--dsu-shadow-sm);
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.diff-box:hover {
    border-left-color: var(--dsu-gold);
    box-shadow: var(--dsu-shadow);
    transform: translateX(4px);
}

.diff-box h5 {
    color: var(--dsu-navy);
    font-weight: 700;
    margin-bottom: 10px;
}

/* TOUR & ANNOUNCEMENTS */
.tour-card {
    background: #276dd8;
    color: #ffffff;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    transition: all 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tour-card:hover {
    background: #1b5cb8;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(39, 109, 216, 0.35);
}

.tour-card i {
    font-size: 1.8rem;
    margin-bottom: 8px;
    color: #ffffff;
}

.tour-card a {
    color: #ffffff;
    font-weight: 600;
    font-size: 0.9rem;
}

.announcement-item {
    padding: 14px 16px;
    border-bottom: 1px solid var(--dsu-border);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: background 0.2s;
}

.announcement-item:hover {
    background: #f8fafc;
}

.announcement-date {
    background: var(--dsu-navy);
    color: white;
    padding: 4px 8px;
    border-radius: 5px;
    font-size: 0.75rem;
    font-weight: 700;
    min-width: 65px;
    text-align: center;
}

/* DEDICATED ADMISSION ENQUIRY SECTION */
.enquiry-section {
    background: linear-gradient(135deg, #0b1f3b 0%, #173866 100%);
    color: #ffffff;
    padding: 80px 0;
    position: relative;
}

.enquiry-form-card {
    background: #ffffff;
    color: var(--dsu-dark);
    border-radius: 16px;
    padding: 35px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45);
}

.enquiry-form-card .form-label {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--dsu-navy);
    margin-bottom: 5px;
}

.enquiry-form-card .form-control,
.enquiry-form-card .form-select {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    font-size: 0.92rem;
}

.enquiry-form-card .form-control:focus,
.enquiry-form-card .form-select:focus {
    border-color: var(--dsu-blue);
    box-shadow: 0 0 0 3px rgba(39, 109, 216, 0.15);
}

.enquiry-features-list {
    list-style: none;
    padding: 0;
    margin-top: 25px;
}

.enquiry-features-list li {
    font-size: 1.05rem;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    color: #e2e8f0;
}

.enquiry-features-list li i {
    color: var(--dsu-gold);
    font-size: 1.25rem;
    margin-right: 12px;
}

/* RECRUITERS & COMPANY LOGOS */
.company-logo-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    align-items: center;
}

@media (max-width: 1199px) {
    .company-logo-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 767px) {
    .company-logo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .company-logo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.company-logo-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    height: 78px;
    padding: 10px 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
}

.company-logo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(15, 36, 68, 0.1);
    border-color: #276dd8;
}

.company-logo-card img {
    max-height: 44px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.03));
    transition: transform 0.3s ease;
}

.company-logo-card:hover img {
    transform: scale(1.06);
}

.recruiter-badge {
    background: #ffffff;
    border: 1px solid var(--dsu-border);
    border-radius: 8px;
    padding: 15px 25px;
    font-weight: 700;
    color: var(--dsu-navy);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--dsu-shadow-sm);
    transition: all 0.25s ease;
}

.recruiter-badge:hover {
    border-color: var(--dsu-blue);
    transform: translateY(-3px);
    box-shadow: var(--dsu-shadow);
    color: var(--dsu-blue);
}

/* LEADERSHIP SECTION */
.leader-card {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--dsu-shadow-sm);
    border: 1px solid var(--dsu-border);
    text-align: center;
    padding: 30px 20px;
    transition: all 0.3s ease;
}

.leader-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--dsu-shadow);
}

.leader-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: #e2e8f0;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--dsu-navy);
    border: 3px solid var(--dsu-gold);
}

.leader-name {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.leader-role {
    color: var(--dsu-blue);
    font-size: 0.88rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

/* FOOTER */
.dsu-footer {
    background-color: #0b172a;
    color: #94a3b8;
    padding: 70px 0 25px;
    font-size: 0.9rem;
}

.dsu-footer h5 {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    border-left: 3px solid var(--dsu-gold);
    padding-left: 10px;
}

.dsu-footer a {
    color: #cbd5e1;
}

.dsu-footer a:hover {
    color: var(--dsu-gold);
}

.dsu-footer-links {
    list-style: none;
    padding: 0;
}

.dsu-footer-links li {
    margin-bottom: 9px;
}

.footer-bottom {
    margin-top: 50px;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 0.85rem;
}

/* FLOATING WIDGETS */
.floating-side-btn {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: right bottom;
    background: var(--dsu-gold);
    color: #0f2444;
    font-weight: 800;
    padding: 10px 22px;
    border-radius: 8px 8px 0 0;
    z-index: 1020;
    cursor: pointer;
    box-shadow: -2px 5px 15px rgba(0,0,0,0.25);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.floating-side-btn:hover {
    background: #d97706;
    color: #ffffff;
}

.floating-actions-bottom {
    position: fixed;
    bottom: 18px;
    right: 18px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.fab-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.35rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.fab-btn:hover {
    transform: scale(1.1);
    color: white;
}

.fab-whatsapp {
    background-color: #25d366;
}

.fab-call {
    background-color: #2563eb;
}

.fab-scroll-top {
    background-color: var(--dsu-navy);
    display: none;
}

/* SUCCESS ALERT */
.enquiry-success-box {
    background: #ecfdf5;
    border: 1px solid #10b981;
    border-radius: 10px;
    padding: 20px;
    color: #065f46;
    margin-bottom: 20px;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* FIX: Floating buttons must never obscure modals or form fields */
body.modal-open .floating-actions-bottom,
body.modal-open .floating-side-btn {
    display: none !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

@media (max-width: 768px) {
    .floating-actions-bottom {
        bottom: 15px;
        right: 15px;
        gap: 8px;
        z-index: 999;
    }
    .fab-btn {
        width: 44px;
        height: 44px;
        font-size: 1.15rem;
    }
}

/* OTP VERIFICATION & PRICING MODAL STYLES */
.otp-modal-header {
    background: linear-gradient(135deg, #07162c 0%, #0f2444 60%, #173663 100%);
    color: #ffffff;
    border-bottom: 3px solid var(--dsu-gold);
}

.otp-pricing-card {
    background: #f8fafc;
    border: 1.5px dashed #cbd5e1;
    border-radius: 12px;
    padding: 16px;
    margin: 15px 0;
}

.otp-candidate-card {
    background: #f1f5f9;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 0.88rem;
    margin-bottom: 15px;
}

.otp-input-code {
    font-family: monospace;
    font-size: 1.75rem !important;
    letter-spacing: 10px;
    text-align: center;
    font-weight: 700;
    color: #0f2444;
    padding: 10px;
    border: 2px solid #94a3b8;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.otp-input-code:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

.badge-formsadda-offer {
    background: #dcfce7;
    color: #15803d;
    font-weight: 800;
    font-size: 0.78rem;
    padding: 4px 10px;
    border-radius: 20px;
    border: 1px solid #86efac;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}