@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ==========================================================================
   SEN ELEKTROMARKET - KURUMSAL STİL SİSTEMİ
   ========================================================================== */

:root {
    --sen-navy-dark: #090e17;
    --sen-navy: #0f172a;
    --sen-navy-surface: #1e293b;
    --sen-navy-light: #334155;
    
    --sen-orange: #ea580c;
    --sen-orange-dark: #c2410c;
    --sen-orange-light: #fff7ed;
    --sen-orange-border: rgba(234, 88, 12, 0.25);
    
    --sen-gray-bg: #f8fafc;
    --sen-gray-card: #f1f5f9;
    --sen-gray-border: #e2e8f0;
    --sen-text-muted: #64748b;
    --sen-text-main: #1e293b;
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-soft: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
    --shadow-card: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
    --shadow-hover: 0 20px 35px -5px rgba(15, 23, 42, 0.12);
    --shadow-orange: 0 10px 25px -5px rgba(234, 88, 12, 0.3);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--sen-navy);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease-in-out;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

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

/* ==========================================================================
   BUTTONS & ACTIONS
   ========================================================================== */

.sen-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--sen-orange);
    color: #ffffff !important;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    padding: 13px 26px;
    border-radius: var(--radius-full);
    border: none;
    box-shadow: var(--shadow-orange);
    transition: all 0.25s ease;
    cursor: pointer;
}

.sen-btn-primary:hover {
    background-color: var(--sen-orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -4px rgba(234, 88, 12, 0.4);
    color: #ffffff !important;
}

.sen-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--sen-navy);
    color: #ffffff !important;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    padding: 13px 26px;
    border-radius: var(--radius-full);
    border: none;
    transition: all 0.25s ease;
    cursor: pointer;
}

.sen-btn-secondary:hover {
    background-color: var(--sen-navy-surface);
    transform: translateY(-2px);
    color: #ffffff !important;
}

.sen-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: transparent;
    color: var(--sen-navy) !important;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--sen-gray-border);
    transition: all 0.25s ease;
}

.sen-btn-outline:hover {
    border-color: var(--sen-orange);
    color: var(--sen-orange) !important;
    background-color: var(--sen-orange-light);
}

.sen-btn-outline-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    color: #ffffff !important;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    border: 1.5px solid rgba(255, 255, 255, 0.25);
    transition: all 0.25s ease;
}

.sen-btn-outline-white:hover {
    background: #ffffff;
    color: var(--sen-navy) !important;
    border-color: #ffffff;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.top-bar-corporate {
    background-color: var(--sen-navy-dark);
    color: #94a3b8;
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-corporate a {
    color: #cbd5e1;
}

.top-bar-corporate a:hover {
    color: #ffffff;
}

.top-bar-corporate .divider {
    color: rgba(255, 255, 255, 0.2);
    margin: 0 10px;
}

.site-navbar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--sen-gray-border);
    position: sticky;
    top: 0;
    z-index: 1050;
    box-shadow: var(--shadow-soft);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.nav-menu-desktop {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link-item {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    color: var(--sen-navy);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.nav-link-item:hover,
.nav-link-item.active {
    color: var(--sen-orange);
    background-color: var(--sen-orange-light);
}

/* Dropdown styling */
.nav-dropdown-wrapper {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 260px;
    background: #ffffff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--sen-gray-border);
    padding: 8px 0;
    visibility: hidden;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1100;
}

.nav-dropdown-wrapper:hover .nav-dropdown-menu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

.nav-dropdown-menu a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
}

.nav-dropdown-menu a:hover {
    background-color: var(--sen-orange-light);
    color: var(--sen-orange);
    padding-left: 24px;
}

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

.btn-whatsapp-nav {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: #22c55e;
    color: #ffffff !important;
    font-weight: 700;
    font-size: 13px;
    padding: 9px 16px;
    border-radius: var(--radius-full);
    transition: all 0.2s;
}

.btn-whatsapp-nav:hover {
    background-color: #16a34a;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 22px;
    color: var(--sen-navy);
    cursor: pointer;
    padding: 6px;
}

/* Mobile Nav Drawer */
.mobile-nav-panel {
    display: none;
    padding: 16px 0 8px;
    border-top: 1px solid var(--sen-gray-border);
    margin-top: 10px;
}

.mobile-nav-panel ul li a {
    display: block;
    padding: 10px 14px;
    font-weight: 600;
    font-size: 15px;
    color: var(--sen-navy);
    border-radius: var(--radius-sm);
}

.mobile-nav-panel ul li a:hover {
    background-color: var(--sen-orange-light);
    color: var(--sen-orange);
}

/* ==========================================================================
   HERO / BANNER SECTIONS
   ========================================================================== */

.hero-corporate {
    background: linear-gradient(135deg, rgba(9, 14, 23, 0.92) 0%, rgba(15, 23, 42, 0.85) 100%),
                url('assets/images/hero.jpg') center/cover no-repeat;
    padding: 110px 0 100px;
    color: #ffffff;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(234, 88, 12, 0.15);
    border: 1px solid var(--sen-orange);
    color: #fdba74;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 6px 18px;
    border-radius: var(--radius-full);
    margin-bottom: 22px;
}

.hero-heading {
    font-size: 52px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-heading .highlight {
    color: #fb923c;
}

.hero-text {
    font-size: 18px;
    color: #cbd5e1;
    line-height: 1.7;
    margin-bottom: 35px;
    max-width: 650px;
}

.hero-trust-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    margin-top: 50px;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: #f1f5f9;
}

.trust-item i {
    color: var(--sen-orange);
    font-size: 18px;
}

/* Page Sub-Banners */
.page-subbanner {
    background: linear-gradient(135deg, var(--sen-navy-dark) 0%, var(--sen-navy) 100%);
    padding: 60px 0;
    color: #ffffff;
    border-bottom: 3px solid var(--sen-orange);
}

.page-subbanner h1 {
    color: #ffffff;
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 8px;
}

.page-subbanner p {
    color: #94a3b8;
    font-size: 16px;
    max-width: 650px;
    margin: 0 auto;
}

.breadcrumb-corporate {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #94a3b8;
    margin-bottom: 12px;
}

.breadcrumb-corporate a {
    color: #cbd5e1;
}

.breadcrumb-corporate a:hover {
    color: var(--sen-orange);
}

.breadcrumb-corporate .sep {
    color: rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   CARDS & SECTIONS
   ========================================================================== */

.section-padding {
    padding: 85px 0;
}

.section-title-wrap {
    margin-bottom: 45px;
}

.section-badge {
    display: inline-block;
    background: var(--sen-orange-light);
    color: var(--sen-orange);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 10px;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--sen-navy);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--sen-text-muted);
    max-width: 650px;
    margin: 0 auto;
}

/* Category Cards */
.category-card {
    background: #ffffff;
    border: 1px solid var(--sen-gray-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--sen-orange-border);
}

.category-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--sen-orange-light);
    color: var(--sen-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 22px;
    transition: all 0.3s;
}

.category-card:hover .category-icon {
    background: var(--sen-orange);
    color: #ffffff;
}

.category-card h3 {
    font-size: 21px;
    font-weight: 700;
    margin-bottom: 12px;
}

.category-card p {
    font-size: 14px;
    color: var(--sen-text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.category-card .card-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    font-size: 14px;
    color: var(--sen-orange);
}

/* Solutions Cards */
.solution-feature-box {
    background: #ffffff;
    border: 1px solid var(--sen-gray-border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s;
    height: 100%;
}

.solution-feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--sen-navy-surface);
}

.solution-icon-wrap {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    background: var(--sen-navy);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.solution-feature-box h4 {
    font-size: 20px;
    margin-bottom: 12px;
}

.solution-feature-box p {
    font-size: 14px;
    color: var(--sen-text-muted);
    line-height: 1.65;
}

/* Catalog Price List Cards */
.catalog-item-modern {
    background: #ffffff;
    border: 1px solid var(--sen-gray-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.catalog-item-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--sen-orange);
}

.catalog-cover-box {
    aspect-ratio: 3/4;
    overflow: hidden;
    background: #f1f5f9;
    position: relative;
}

.catalog-cover-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.catalog-item-modern:hover .catalog-cover-box img {
    transform: scale(1.05);
}

.catalog-info-box {
    padding: 14px 12px;
    text-align: center;
    border-top: 1px solid var(--sen-gray-border);
    background: #ffffff;
    transition: all 0.25s ease;
}

.catalog-item-modern:hover .catalog-info-box {
    background-color: var(--sen-orange);
}

.catalog-info-box h5 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--sen-navy);
}

.catalog-item-modern:hover .catalog-info-box h5 {
    color: #ffffff;
}

.catalog-info-box .pdf-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 700;
    color: var(--sen-orange);
    text-transform: uppercase;
}

.catalog-item-modern:hover .catalog-info-box .pdf-tag {
    color: #ffedd5;
}

/* Search Bar */
.search-control-wrap {
    position: relative;
    max-width: 500px;
    margin: 0 auto 35px;
}

.search-control-wrap input {
    width: 100%;
    padding: 14px 20px 14px 48px;
    border: 2px solid var(--sen-gray-border);
    border-radius: var(--radius-full);
    font-size: 15px;
    outline: none;
    transition: all 0.2s;
}

.search-control-wrap input:focus {
    border-color: var(--sen-orange);
    box-shadow: 0 0 0 4px var(--sen-orange-light);
}

.search-control-wrap i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--sen-orange);
    font-size: 16px;
}

/* Branch Detail Card */
.branch-detail-box {
    background: #ffffff;
    border: 1px solid var(--sen-gray-border);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    box-shadow: var(--shadow-soft);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.branch-tag {
    display: inline-block;
    background: var(--sen-orange-light);
    color: var(--sen-orange);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.branch-contact-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 15px;
    color: #475569;
}

.branch-contact-row i {
    color: var(--sen-orange);
    font-size: 16px;
    margin-top: 4px;
    flex-shrink: 0;
}

/* Corporate Callout Strip */
.corporate-callout {
    background: linear-gradient(135deg, var(--sen-navy) 0%, var(--sen-navy-surface) 100%);
    border-radius: var(--radius-lg);
    padding: 55px 40px;
    color: #ffffff;
    margin: 40px 0;
}

.corporate-callout h3 {
    color: #ffffff;
    font-size: 32px;
    margin-bottom: 14px;
}

.corporate-callout p {
    color: #cbd5e1;
    font-size: 16px;
    max-width: 600px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.corporate-footer {
    background-color: var(--sen-navy-dark);
    color: #94a3b8;
    padding-top: 70px;
    border-top: 4px solid var(--sen-orange);
}

.footer-brand img {
    height: 48px;
    width: auto;
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: #94a3b8;
    margin-bottom: 24px;
}

.footer-heading {
    font-family: var(--font-heading);
    color: #ffffff;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 28px;
    height: 2px;
    background-color: var(--sen-orange);
}

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

.footer-link-list li a {
    color: #94a3b8;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-link-list li a:hover {
    color: var(--sen-orange);
    transform: translateX(3px);
}

.footer-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: #94a3b8;
    margin-bottom: 14px;
}

.footer-info-list li i {
    color: var(--sen-orange);
    font-size: 15px;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-bottom-strip {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 22px 0;
    margin-top: 50px;
    font-size: 13px;
    color: #64748b;
}

/* Floating Widgets */
.fab-whatsapp {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background-color: #22c55e;
    color: #ffffff !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 8px 24px rgba(34, 197, 94, 0.4);
    z-index: 1000;
    transition: all 0.25s;
}

.fab-whatsapp:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 28px rgba(34, 197, 94, 0.55);
}

.fab-scroll-top {
    position: fixed;
    bottom: 88px;
    right: 28px;
    width: 42px;
    height: 42px;
    background-color: var(--sen-navy);
    color: #ffffff !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: var(--shadow-soft);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s;
    border: none;
    cursor: pointer;
}

.fab-scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.fab-scroll-top:hover {
    background-color: var(--sen-orange);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */

@media (max-width: 991px) {
    .top-bar-corporate {
        display: none;
    }
    .nav-menu-desktop,
    .nav-actions .btn-whatsapp-nav {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .hero-heading {
        font-size: 38px;
    }
    .hero-text {
        font-size: 16px;
    }
    .section-padding {
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .hero-heading {
        font-size: 30px;
    }
    .section-title {
        font-size: 28px;
    }
    .brand-logo img {
        height: 40px;
    }
}