/* ==========================================================================
   draidonidis.gr - Official Medical Practice Stylesheet
   Δρ. Γεώργιος Θ. Αηδονίδης | Ειδικός Καρδιολόγος (MD, PhD)
   ========================================================================== */

:root {
    --primary: #0d3b66;          /* Deep Medical Navy */
    --primary-dark: #072038;
    --primary-light: #1d558a;
    --secondary: #00a4b4;        /* Medical Cyan / Heart Teal */
    --secondary-dark: #007e8a;
    --secondary-light: #e0f7fa;
    --accent: #e63946;           /* Pulse Crimson */
    --accent-light: #ffebee;
    --dark: #1e293b;             /* Slate Dark text */
    --gray: #64748b;             /* Slate Muted */
    --light-gray: #f1f5f9;       /* Slate Surface */
    --white: #ffffff;
    --card-border: #e2e8f0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 6px 18px rgba(13, 59, 102, 0.08);
    --shadow-lg: 0 12px 28px rgba(13, 59, 102, 0.12);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--dark);
    background-color: #ffffff;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--secondary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-dark);
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- TOP EMERGENCY / QUICK BAR --- */
.top-bar {
    background-color: var(--primary-dark);
    color: #cbd5e1;
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar-items {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #cbd5e1;
}

.top-bar-item a {
    color: #e2e8f0;
    font-weight: 600;
}

.top-bar-item a:hover {
    color: var(--secondary);
}

/* --- HEADER & NAVIGATION --- */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    color: var(--white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 4px 10px rgba(0, 164, 180, 0.3);
}

.brand-text h1 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.brand-text span {
    font-size: 0.78rem;
    color: var(--gray);
    letter-spacing: 0.5px;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 24px;
}

.nav-link {
    font-size: 0.94rem;
    font-weight: 600;
    color: var(--dark);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary);
    border-radius: 2px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    font-size: 0.92rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 59, 102, 0.2);
}

.btn-secondary {
    background-color: var(--secondary);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--secondary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 164, 180, 0.25);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
}

/* --- HERO SECTION --- */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 50%, #e0f2fe 100%);
    padding: 70px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 40px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--secondary-light);
    color: var(--secondary-dark);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    border: 1px solid rgba(0, 164, 180, 0.2);
}

.hero-title {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.2;
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--secondary-dark);
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 30px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 35px;
}

.hero-features {
    display: flex;
    gap: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--card-border);
}

.hero-feat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--dark);
}

.hero-feat-item svg {
    color: var(--secondary);
    flex-shrink: 0;
}

.hero-card-panel {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 164, 180, 0.15);
    position: relative;
}

.doctor-badge-card {
    text-align: center;
    margin-bottom: 24px;
}

.doctor-avatar-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto 16px;
    box-shadow: 0 8px 20px rgba(13, 59, 102, 0.2);
}

.doctor-badge-card h3 {
    font-size: 1.3rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 4px;
}

.doctor-badge-card p {
    font-size: 0.9rem;
    color: var(--gray);
}

.quick-contact-box {
    background: var(--light-gray);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;
}

.quick-contact-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 0.92rem;
}

.quick-contact-row:last-child {
    margin-bottom: 0;
}

.quick-contact-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--secondary-light);
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

/* --- SECTION GENERAL --- */
.section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--light-gray);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-tag {
    display: inline-block;
    color: var(--secondary);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.3;
    margin-bottom: 14px;
}

.section-desc {
    color: var(--gray);
    font-size: 1.05rem;
}

/* --- ABOUT DOCTOR SECTION --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 50px;
    align-items: center;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 30px;
}

.highlight-item {
    display: flex;
    gap: 16px;
}

.highlight-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--secondary-light);
    color: var(--secondary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.highlight-content h4 {
    font-size: 1.05rem;
    color: var(--primary);
    margin-bottom: 4px;
}

.highlight-content p {
    font-size: 0.92rem;
    color: var(--gray);
}

.about-credentials-box {
    background: var(--white);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 35px;
    box-shadow: var(--shadow-md);
}

.credentials-list {
    list-style: none;
    margin-top: 20px;
}

.credentials-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 14px;
    font-size: 0.95rem;
    color: var(--dark);
}

.credentials-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--secondary);
    font-weight: 800;
    font-size: 1.1rem;
}

/* --- SERVICES SECTION --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 26px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 30px 24px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 164, 180, 0.4);
}

.service-icon-box {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    background: var(--secondary-light);
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon-box {
    background: var(--secondary);
    color: var(--white);
}

.service-card h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 10px;
    font-weight: 700;
}

.service-card p {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.6;
}

/* --- SYMPTOMS / PATIENT GUIDES --- */
.symptoms-box {
    background: var(--white);
    border-left: 5px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    margin-top: 40px;
}

.symptoms-title {
    font-size: 1.25rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.symptoms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.symptom-tag {
    background: var(--light-gray);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* --- CLINIC & LOCATION --- */
.clinic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.clinic-info-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--card-border);
}

.clinic-detail-row {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.clinic-detail-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--secondary-light);
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.clinic-detail-text h4 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 4px;
    font-weight: 700;
}

.clinic-detail-text p {
    font-size: 0.92rem;
    color: var(--gray);
}

.map-box {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 400px;
    border: 1px solid var(--card-border);
}

.map-box iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* --- APPOINTMENT FORM --- */
.appointment-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(0, 164, 180, 0.15);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
    background-color: #fafbfc;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary);
    background-color: var(--white);
    box-shadow: 0 0 0 3px rgba(0, 164, 180, 0.15);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-notice {
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 10px;
}

/* --- FOOTER --- */
.footer {
    background-color: var(--primary-dark);
    color: #94a3b8;
    padding: 60px 0 25px;
    font-size: 0.92rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 18px;
    font-weight: 700;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #94a3b8;
}

.footer-links a:hover {
    color: var(--secondary);
}

.footer-bottom {
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.82rem;
}

/* --- FLOATING ACTION BUTTON (CALL) --- */
.float-call-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 8px 24px rgba(0, 164, 180, 0.4);
    z-index: 999;
    transition: var(--transition);
}

.float-call-btn:hover {
    transform: scale(1.1);
    color: var(--white);
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 992px) {
    .hero-grid,
    .about-grid,
    .clinic-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--card-border);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }
}

@media (max-width: 600px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 1.85rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 12px;
    }

    .section-title {
        font-size: 1.75rem;
    }
}