/* ss BD Style - Power Engineering */

/* ========================================
   CSS Variables & Color Scheme
   Based on ss BD professional design
   ======================================== */

:root {
    /* Primary Colors - Professional Blue Tones */
    --ss-primary: #1e3a8a;
    --ss-primary-dark: #1e293b;
    --ss-primary-light: #3b82f6;

    /* Accent Colors - Orange/Gold */
    --ss-accent: #ff9d00;
    --ss-accent-hover: #ff9d00;
    --ss-accent-light: #fb923c;

    /* Neutral Colors */
    --ss-white: #ffffff;
    --ss-light-bg: #c0e0ff;
    --ss-gray-100: #f1f5f9;
    --ss-gray-200: #e2e8f0;
    --ss-gray-300: #cbd5e1;
    --ss-gray-600: #475569;
    --ss-gray-800: #1e293b;
    --ss-gray-900: #0f172a;

    /* Text Colors */
    --ss-text-primary: #0f172a;
    --ss-text-secondary: #475569;
    --ss-text-muted: #64748b;

    /* Shadows */
    --ss-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --ss-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --ss-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --ss-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --ss-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --ss-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Global Styles
   ======================================== */

body {
    font-family: 'Oswald', 'Segoe UI', 'Arial', sans-serif;
    color: var(--ss-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--ss-white);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--ss-text-primary);
    font-family: 'Oswald', 'Segoe UI', 'Arial', sans-serif;
}

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

a:hover {
    color: var(--ss-accent);
}

/* ========================================
   Top Bar (Above Navigation)
   ======================================== */

.ss-topbar {
    background: yellow;
    color: var(--ss-primary);
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

.ss-topbar a {
    color: var(--ss-primary);
    margin: 0 0.75rem;
}

.ss-topbar a:hover {
    color: var(--ss-primary-light);
}


.top-social a i:hover {
    color: black;
    background-color: yellow;
}

.ss-topbar i {
    margin-right: 0.5rem;
    color: var(--ss-primary-light);
}

/* ========================================
   Navigation / Header
   ======================================== */

.ss-navbar {
    background: #000000;
    box-shadow: var(--ss-shadow-md);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.ss-navbar .navbar-brand {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
}

.ss-navbar .navbar-brand img {
    max-height: 45px;
    width: auto;
}

.navbar .navbar-brand, .navbar a.btn {
    height: 50px !important;
}

.ss-navbar .navbar-brand span {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ss-white);
    margin-left: 0.75rem;
}

.ss-navbar .navbar-toggler {
    /* border: 2px solid var(--ss-white); */
    padding: 0.25rem 0.55rem;
}

.ss-navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(30, 58, 138, 0.25);
}

.ss-navbar .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 1.5em;
    height: 1.5em;
}

.ss-navbar .nav-link {
    color: var(--ss-white) !important;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 1.5rem 1.25rem !important;
    position: relative;
    transition: var(--ss-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ss-navbar .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--ss-accent);
    transition: width 0.3s ease;
}

.ss-navbar .nav-link:hover::before,
.ss-navbar .nav-link.active::before {
    width: 100%;
}

.ss-navbar .nav-link:hover {
    color: var(--ss-accent) !important;
}

.ss-navbar .dropdown-menu {
    background: orange;
    border: none;
    border-radius: 0;
    box-shadow: var(--ss-shadow-lg);
    margin-top: 0;
    padding: 0.5rem 0;
    min-width: 250px;
}

.ss-navbar .dropdown-item {
    color: var(--ss-white);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--ss-transition);
    border-left: 3px solid transparent;
}

.ss-navbar .dropdown-item:hover {
    background: #2a2a2a;
    color: var(--ss-accent);
    border-left-color: var(--ss-accent);
    padding-left: 1.75rem;
}

/* ========================================
   Hero / Slider Section
   ======================================== */

.ss-hero {
    position: relative;
    min-height: 250px;
    background: linear-gradient(135deg, var(--ss-primary-dark) 0%, var(--ss-primary) 100%);
    display: flex;
    align-items: center;
    color: var(--ss-white);
    overflow: hidden;
}

.ss-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="grid" width="60" height="60" patternUnits="userSpaceOnUse"><path d="M 60 0 L 0 0 0 60" fill="none" stroke="white" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.ss-hero-content {
    position: relative;
    z-index: 2;
}

.ss-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--ss-white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.ss-hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.ss-hero .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   Section Styles
   ======================================== */

.ss-section {
    padding: 80px 0;
}

.ss-section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.ss-section-title h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--ss-primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.ss-section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--ss-accent);
}

.ss-section-title p {
    font-size: 1.1rem;
    color: var(--ss-text-secondary);
    max-width: 700px;
    margin: 1.5rem auto 0;
}

.ss-section-alt {
    background: var(--ss-light-bg);
}

/* ========================================
   Cards
   ======================================== */

.ss-card {
    background: var(--ss-white);
    border-radius: 8px;
    box-shadow: var(--ss-shadow);
    transition: var(--ss-transition);
    overflow: hidden;
    height: 100%;
    border: 3px solid var(--ss-gray-200);
}

.ss-card:hover {
    box-shadow: var(--ss-shadow-xl);
    transform: translateY(-8px);
    border-color: var(--ss-accent);
}

.ss-card-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.ss-card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--ss-primary) 0%, var(--ss-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem auto 1.5rem;
    color: var(--ss-white);
    font-size: 2.5rem;
    transition: var(--ss-transition);
}

.ss-card:hover .ss-card-icon {
    background: linear-gradient(135deg, var(--ss-accent) 0%, var(--ss-accent-light) 100%);
    transform: scale(1.1) rotate(5deg);
}

.ss-card-body {
    padding: 2rem;
    background: #fff;
}

.ss-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ss-primary);
    margin-bottom: 1rem;
}

.ss-card-text {
    color: var(--ss-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* ========================================
   Buttons
   ======================================== */

.ss-btn {
    padding: 0.75rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--ss-transition);
    display: inline-block;
    border: 2px solid transparent;
}

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

.ss-btn-primary:hover {
    background: var(--ss-accent-hover);
    border-color: var(--ss-accent-hover);
    color: var(--ss-white);
    transform: translateY(-2px);
    box-shadow: var(--ss-shadow-lg);
}

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

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

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

.ss-btn-white:hover {
    background: transparent;
    color: var(--ss-white);
    border-color: var(--ss-white);
}

/* ========================================
   Statistics / Counter Section
   ======================================== */

.ss-stats {
    background: linear-gradient(135deg, var(--ss-primary-dark) 0%, var(--ss-primary) 100%);
    color: var(--ss-white);
    padding: 60px 0;
}

.ss-stat-item {
    text-align: center;
    padding: 2rem;
}

.ss-stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--ss-accent-light);
    margin-bottom: 0.5rem;
    display: block;
}

.ss-stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0.9;
}

.navbar .navbar-nav .nav-link {
    margin-right: 0px !important;
}

/* ========================================
   Footer
   ======================================== */

.ss-footer {
    background: var(--ss-gray-900);
    color: var(--ss-gray-300);
    padding: 60px 0 30px;
}

.ss-footer h5 {
    color: var(--ss-white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    /* text-transform: uppercase; */
    letter-spacing: 0.5px;
}

.ss-footer p {
    line-height: 1.2;
    margin-bottom: 1rem;
}

.ss-footer ul {
    list-style: none;
    padding: 0;
}

.ss-footer ul li {
    margin-bottom: 0.75rem;
}

.ss-footer ul li a {
    color: var(--ss-gray-300);
    transition: var(--ss-transition);
    display: inline-block;
}

.ss-footer ul li a:hover {
    color: var(--ss-accent-light);
    padding-left: 5px;
}

.ss-footer ul li i {
    color: var(--ss-accent);
    margin-right: 0.75rem;
    width: 20px;
}

.ss-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 3rem;
    padding-top: 2rem;
}

.ss-footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
}

.ss-social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--ss-white);
    margin: 0 0.25rem;
    transition: var(--ss-transition);
}

.ss-social-links a:hover {
    background: var(--ss-accent);
    color: var(--ss-white);
    transform: translateY(-3px);
}



.mobile-number-footer, .email-address-footer {
    color: #acadaf !important;
}

.mobile-number-footer:hover, .email-address-footer:hover, .mobile-number:hover, .email-address:hover {
    color: #a7a7a7 !important
}

.footer-logo-slogan {
    line-height: 1.3;
    font-size: 0.9rem;
    color: #acadaf;
}

/* ========================================
   Certifications / Logos
   ======================================== */

.ss-certifications {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 1.5rem;
}

.ss-cert-badge {
    padding: 0.5rem 1rem;
    background: var(--ss-white);
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ss-primary);
    border: 2px solid var(--ss-gray-200);
}

/* page switcher styles */
.page-switcher {
    position: fixed;
    top: 10rem;
    right: 0;
    z-index: 9999;
}

/* Each button becomes separate block */
.switch-btn {
    position: relative;
    display: flex;
    align-items: center;
    height: 45px;
    width: 45px;
    margin-bottom: 8px;
    border-radius: 25px 0 0 25px;
    text-decoration: none;
    overflow: hidden;
    white-space: nowrap;
    transition: width 0.35s ease;
}

/* ICON always visible */
.switch-btn i {
    min-width: 45px;
    text-align: center;
    font-size: 16px;
    color: #fff;
    z-index: 2;
}

/* TEXT hidden by default */
.switch-btn span {
    opacity: 0;
    padding-right: 15px;
    transition: opacity 0.25s ease;
    font-size: 13px;
}

/* ONLY HOVERED BUTTON WILL EXPAND */
.switch-btn:hover {
    width: 150px;
}

/* TEXT SHOW ONLY FOR HOVERED */
.switch-btn:hover span {
    opacity: 1;
}

/* COLORS */
.power-btn {
    background: #0d6efd;
}

.renewable-btn {
    background: #198754;
}

.power-btn:hover {
    background: #0b5ed7;

}

.renewable-btn:hover {
    background: #157347;
}

/* when power hovered hide renewable */
.page-switcher:has(.power-btn:hover) .renewable-btn {
    opacity: 0;
    pointer-events: none;
}

/* when renewable hovered hide power */
.page-switcher:has(.renewable-btn:hover) .power-btn {
    opacity: 0;
    pointer-events: none;
}

.dropdown-item.active, .dropdown-item:active {
    background: var(--ss-primary) !important;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 992px) {
    .ss-hero h1 {
        font-size: 2.5rem;
    }

    .ss-section-title h2 {
        font-size: 2rem;
    }

    .ss-section {
        padding: 60px 0;
    }
}

@media (max-width: 768px) {
    .ss-hero {
        min-height: 200px;
    }

    .ss-hero h1 {
        font-size: 2rem;
    }

    .ss-hero p {
        font-size: 1rem;
    }

    .ss-section-title h2 {
        font-size: 1.75rem;
    }

    .ss-navbar .nav-link {
        padding: 1rem !important;
        text-align: left;
    }

    .ss-navbar .nav-link::before {
        display: none;
    }

    .ss-navbar .navbar-collapse {
        background: #000000;
        padding: 1rem 0;
    }

    .ss-navbar .dropdown-menu {
        border: none;
        box-shadow: none;
        background: #1a1a1a;
        padding-left: 1rem;
    }

    .ss-navbar .dropdown-item {
        padding: 0.5rem 1rem;
        color: var(--ss-white);
    }

    .ss-stat-number {
        font-size: 2.5rem;
    }

    .ss-topbar {
        text-align: center;
        display: none;
    }

    .ss-topbar a {
        display: inline;
        margin: 0.5rem 0;
    }

    .ss-navbar .navbar-brand img {
        max-height: 30px;
        margin-left: 12px;
    }

    .ss-navbar .navbar-brand span {
        font-size: 1rem;
    }

    .ss-topbar .d-flex {
        flex-wrap: nowrap !important;
        overflow-x: auto;
    }

    .ss-topbar a {
        font-size: 11px !important;
        margin-right: 10px !important;
    }

    .ss-topbar i {
        font-size: 10px !important;
        margin-right: 2px !important;
    }

    .top-social a {
        margin-left: 6px !important;
    }

    .ss-topbar::-webkit-scrollbar {
        display: none;
    }

    .switch-btn {
        width: 38px;
        height: 38px;
    }

    .switch-btn:hover {
        width: 150px;
    }

    .switch-btn span {
        font-size: 11px;
    }


}

@media (max-width: 576px) {
    .ss-hero h1 {
        font-size: 1.75rem;
    }

    .ss-section {
        padding: 40px 0;
    }

    .ss-card-body {
        padding: 1.5rem;
        background: #ffad2e;
    }

    .ss-btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* ========================================
   Utility Classes
   ======================================== */

.ss-text-primary {
    color: var(--ss-primary) !important;
}

.ss-text-accent {
    color: var(--ss-white) !important;
}

.ss-bg-light {
    background-color: var(--ss-light-bg) !important;
}

.ss-bg-primary {
    background-color: var(--ss-primary) !important;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background-color: var(--ss-accent);
    color: var(--ss-white);
}

::-moz-selection {
    background-color: var(--ss-accent);
    color: var(--ss-white);
}

/* ========================================
   Scroll Reveal Animations
   ======================================== */

/* Base hidden state for animated elements */
[data-animate] {
    opacity: 0;
    transition-property: opacity, transform;
    transition-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transition-duration: 0.8s;
    will-change: opacity, transform;
}

/* Fade Up */
[data-animate="fade-up"] {
    transform: translateY(60px);
}

/* Fade Down */
[data-animate="fade-down"] {
    transform: translateY(-60px);
}

/* Fade Left */
[data-animate="fade-left"] {
    transform: translateX(-70px);
}

/* Fade Right */
[data-animate="fade-right"] {
    transform: translateX(70px);
}

/* Zoom In */
[data-animate="zoom-in"] {
    transform: scale(0.75);
}

/* Flip Up */
[data-animate="flip-up"] {
    transform: perspective(600px) rotateX(30deg) translateY(50px);
}

/* Visible / Animated state */
[data-animate].animate-in {
    opacity: 1;
    transform: none;
}

/* Stagger delays for child groups */
[data-animate-delay="0"] {
    transition-delay: 0s;
}

[data-animate-delay="100"] {
    transition-delay: 0.1s;
}

[data-animate-delay="150"] {
    transition-delay: 0.15s;
}

[data-animate-delay="200"] {
    transition-delay: 0.2s;
}

[data-animate-delay="250"] {
    transition-delay: 0.25s;
}

[data-animate-delay="300"] {
    transition-delay: 0.3s;
}

[data-animate-delay="350"] {
    transition-delay: 0.35s;
}

[data-animate-delay="400"] {
    transition-delay: 0.4s;
}

[data-animate-delay="500"] {
    transition-delay: 0.5s;
}

[data-animate-delay="550"] {
    transition-delay: 0.55s;
}

[data-animate-delay="600"] {
    transition-delay: 0.6s;
}

[data-animate-delay="700"] {
    transition-delay: 0.7s;
}

[data-animate-delay="800"] {
    transition-delay: 0.8s;
}

/* Section title underline animation */
.ss-section-title h2::after {
    transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s;
    width: 0;
}

.ss-section-title.animate-in h2::after {
    width: 80px;
}

/* Card hover lift enhanced with animation origin */
.ss-card[data-animate].animate-in:hover {
    transform: translateY(-8px);
}

/* Stat number count-up highlight flash */
.ss-stat-item[data-animate].animate-in .ss-stat-number {
    animation: statFlash 0.6s ease-out 0.3s both;
}

@keyframes statFlash {
    0% {
        color: var(--ss-white);
    }

    50% {
        color: #fff700;
    }

    100% {
        color: var(--ss-accent-light);
    }
}

/* Icon bounce when visible */
.ss-card-icon[data-animate].animate-in {
    animation: iconBounceIn 0.7s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes iconBounceIn {
    0% {
        transform: scale(0) rotate(-20deg);
        opacity: 0;
    }

    60% {
        transform: scale(1.15) rotate(5deg);
        opacity: 1;
    }

    80% {
        transform: scale(0.95) rotate(-2deg);
    }

    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* CTA section background pan */
section.ss-hero[data-animate] {
    background-size: 110% 110%;
    transition: background-size 1.2s ease, opacity 0.8s ease, transform 0.8s ease;
}

section.ss-hero[data-animate].animate-in {
    background-size: 100% 100%;
}

.power-navbar:hover {
    background-color: var(--ss-primary) !important;
}