/* ===================================================================
   Saiful Islam Portfolio Theme — Main Stylesheet
   Color tokens: Deep Blue (#0B2545 / #123A6B) + Neon Green (#27E08C)
   =================================================================== */

:root {
	--sip-blue-900: #081B33;
	--sip-blue-800: #0B2545;
	--sip-blue-700: #123A6B;
	--sip-blue-600: #1B4D85;
	--sip-green: #27E08C;
	--sip-green-dark: #16B872;
	--sip-white: #FFFFFF;
	--sip-grey-50: #F6F8FB;
	--sip-grey-100: #EDF1F7;
	--sip-grey-300: #C9D2E0;
	--sip-grey-500: #6B7A99;
	--sip-grey-700: #3C4863;
	--sip-text: #14213D;
	--sip-radius: 14px;
	--sip-radius-sm: 8px;
	--sip-shadow: 0 10px 30px rgba(11, 37, 69, 0.08);
	--sip-shadow-lg: 0 20px 50px rgba(11, 37, 69, 0.14);
	--sip-font-body: 'Hind Siliguri', 'Poppins', sans-serif;
	--sip-font-display: 'Poppins', 'Hind Siliguri', sans-serif;
	--sip-container: 1180px;
}

/* ----- Reset ----- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	font-family: var(--sip-font-body);
	color: var(--sip-text);
	background: var(--sip-white);
	line-height: 1.7;
	overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4 { font-family: var(--sip-font-display); font-weight: 700; line-height: 1.25; color: var(--sip-blue-800); }

.sip-container {
	max-width: var(--sip-container);
	margin: 0 auto;
	padding: 0 24px;
}

/* ----- Buttons ----- */
.sip-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 13px 28px;
	border-radius: 999px;
	font-weight: 600;
	font-size: 15px;
	transition: all 0.25s ease;
	white-space: nowrap;
}
.sip-btn-primary {
	background: var(--sip-green);
	color: var(--sip-blue-900);
	box-shadow: 0 8px 20px rgba(39, 224, 140, 0.35);
}
.sip-btn-primary:hover { background: var(--sip-green-dark); transform: translateY(-2px); }
.sip-btn-outline {
	background: transparent;
	color: var(--sip-blue-700);
	border: 1.5px solid var(--sip-grey-300);
}
.sip-btn-outline:hover { border-color: var(--sip-blue-700); background: var(--sip-grey-50); }

/* ----- Header ----- */
.sip-header {
	position: sticky;
	top: 0;
	z-index: 999;
	background: rgba(255,255,255,0.92);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--sip-grey-100);
}
.sip-header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 24px;
	gap: 24px;
}
.sip-logo-wrap { display: flex; flex-direction: column; }
.sip-logo-text { font-family: var(--sip-font-display); font-weight: 800; font-size: 22px; color: var(--sip-blue-800); }
.sip-logo-tagline { font-size: 12px; color: var(--sip-grey-500); }
.primary-menu { display: flex; gap: 28px; }
.primary-menu a { font-weight: 500; font-size: 15px; color: var(--sip-blue-700); transition: color 0.2s; position: relative; }
.primary-menu a:hover { color: var(--sip-green-dark); }
.sip-header-cta { flex-shrink: 0; }
.sip-menu-toggle { display: none; flex-direction: column; gap: 5px; }
.sip-menu-toggle span { width: 24px; height: 2px; background: var(--sip-blue-800); border-radius: 2px; }

/* ----- Hero ----- */
.sip-hero { padding: 80px 0 60px; background: linear-gradient(180deg, var(--sip-grey-50) 0%, var(--sip-white) 100%); }
.sip-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.sip-eyebrow {
	display: inline-block;
	background: rgba(39, 224, 140, 0.12);
	color: var(--sip-green-dark);
	font-weight: 600;
	font-size: 13px;
	padding: 6px 16px;
	border-radius: 999px;
	margin-bottom: 18px;
}
.sip-hero-title { font-size: clamp(34px, 5vw, 52px); margin-bottom: 12px; }
.sip-hero-subtitle { font-size: 20px; color: var(--sip-blue-700); font-weight: 600; margin-bottom: 16px; }
.sip-hero-desc { color: var(--sip-grey-700); font-size: 16px; max-width: 540px; margin-bottom: 24px; }
.sip-hero-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 32px; max-width: 460px; }
.sip-hero-points li { font-size: 14.5px; color: var(--sip-blue-700); display: flex; align-items: center; gap: 8px; font-weight: 500; }
.sip-hero-points i { color: var(--sip-green); }
.sip-hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.sip-hero-media { position: relative; display: flex; justify-content: center; }
.sip-hero-img {
	border-radius: var(--sip-radius);
	box-shadow: var(--sip-shadow-lg);
	width: 100%;
	max-width: 380px;
	aspect-ratio: 5/6;
	object-fit: cover;
}
.sip-hero-img-placeholder {
	width: 100%;
	max-width: 380px;
	aspect-ratio: 5/6;
	border-radius: var(--sip-radius);
	background: var(--sip-grey-100);
	border: 2px dashed var(--sip-grey-300);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 14px;
	color: var(--sip-grey-500);
	text-align: center;
	font-size: 14px;
	padding: 20px;
}
.sip-hero-img-placeholder i { font-size: 48px; color: var(--sip-grey-300); }
.sip-hero-badge {
	position: absolute;
	bottom: 24px;
	left: -10px;
	background: var(--sip-blue-800);
	color: var(--sip-white);
	border-radius: var(--sip-radius-sm);
	padding: 14px 22px;
	display: flex;
	flex-direction: column;
	box-shadow: var(--sip-shadow-lg);
}
.sip-hero-badge strong { font-size: 24px; color: var(--sip-green); font-family: var(--sip-font-display); }
.sip-hero-badge span { font-size: 12px; color: var(--sip-grey-300); }

/* ----- Section generic ----- */
.sip-section { padding: 80px 0; }
.sip-section-eyebrow { color: var(--sip-green-dark); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; }
.sip-section-title { font-size: clamp(28px, 4vw, 38px); margin: 10px 0 16px; }
.sip-section-desc { color: var(--sip-grey-700); max-width: 640px; margin-bottom: 40px; }
.sip-text-center { text-align: center; margin-left: auto; margin-right: auto; }
.sip-section-head-row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; gap: 20px; flex-wrap: wrap; }
.sip-empty-state { color: var(--sip-grey-500); font-style: italic; padding: 20px; }

/* ----- About ----- */
.sip-about { background: var(--sip-grey-50); text-align: center; }
.sip-about .sip-section-eyebrow, .sip-about .sip-section-title { display: block; }

/* ----- Services ----- */
.sip-services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.sip-service-card {
	background: var(--sip-white);
	border: 1px solid var(--sip-grey-100);
	border-radius: var(--sip-radius);
	padding: 32px 28px;
	box-shadow: var(--sip-shadow);
	transition: transform 0.25s, box-shadow 0.25s;
}
.sip-service-card:hover { transform: translateY(-6px); box-shadow: var(--sip-shadow-lg); }
.sip-service-icon {
	width: 56px; height: 56px;
	border-radius: 14px;
	background: linear-gradient(135deg, var(--sip-blue-700), var(--sip-blue-800));
	color: var(--sip-green);
	display: flex; align-items: center; justify-content: center;
	font-size: 24px;
	margin-bottom: 18px;
}
.sip-service-card h3 { font-size: 19px; margin-bottom: 14px; }
.sip-service-card ul { margin-bottom: 18px; }
.sip-service-card li { font-size: 14.5px; color: var(--sip-grey-700); padding: 5px 0 5px 20px; position: relative; }
.sip-service-card li::before { content: ''; position: absolute; left: 0; top: 13px; width: 8px; height: 8px; border-radius: 50%; background: var(--sip-green); }
.sip-card-link { color: var(--sip-blue-700); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.sip-card-link i { font-size: 11px; transition: transform 0.2s; }
.sip-service-card:hover .sip-card-link i, .sip-blog-card:hover .sip-card-link i { transform: translateX(4px); }

/* ----- Stats bar ----- */
.sip-stats-bar { background: linear-gradient(135deg, var(--sip-blue-900), var(--sip-blue-700)); padding: 50px 0; }
.sip-stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); text-align: center; gap: 20px; }
.sip-stat-item strong { display: block; font-size: 32px; font-family: var(--sip-font-display); color: var(--sip-green); }
.sip-stat-item span { color: var(--sip-grey-300); font-size: 13.5px; }

/* ----- Portfolio ----- */
.sip-portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.sip-portfolio-card { border-radius: var(--sip-radius); overflow: hidden; box-shadow: var(--sip-shadow); background: var(--sip-white); border: 1px solid var(--sip-grey-100); }
.sip-portfolio-thumb { aspect-ratio: 4/3; background: var(--sip-grey-100); overflow: hidden; }
.sip-portfolio-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sip-thumb-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: var(--sip-grey-300); font-size: 32px; }
.sip-portfolio-body { padding: 20px 22px; }
.sip-portfolio-body h3 { font-size: 17px; margin-bottom: 8px; }
.sip-tag { display: inline-block; background: rgba(18,58,107,0.08); color: var(--sip-blue-700); font-size: 12.5px; font-weight: 600; padding: 4px 12px; border-radius: 999px; }

/* ----- Courses ----- */
.sip-courses { background: var(--sip-grey-50); }
.sip-courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.sip-course-card {
	background: var(--sip-white);
	border-radius: var(--sip-radius);
	padding: 30px 26px;
	box-shadow: var(--sip-shadow);
	position: relative;
	border: 1px solid var(--sip-grey-100);
}
.sip-course-badge {
	position: absolute; top: -12px; right: 24px;
	background: var(--sip-green); color: var(--sip-blue-900);
	font-size: 12px; font-weight: 700; padding: 5px 14px; border-radius: 999px;
}
.sip-course-card h3 { font-size: 19px; margin: 10px 0 12px; }
.sip-course-card > p { color: var(--sip-grey-700); font-size: 14.5px; margin-bottom: 16px; }
.sip-course-meta { display: flex; gap: 18px; margin-bottom: 20px; flex-wrap: wrap; }
.sip-course-meta span { font-size: 13.5px; color: var(--sip-grey-500); display: flex; align-items: center; gap: 6px; }
.sip-course-price-row { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--sip-grey-100); }
.sip-price-label { display: block; font-size: 12px; color: var(--sip-grey-500); }
.sip-price { font-size: 22px; color: var(--sip-blue-800); }

/* ----- Blog ----- */
.sip-blog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.sip-blog-card { border-radius: var(--sip-radius); overflow: hidden; background: var(--sip-white); border: 1px solid var(--sip-grey-100); box-shadow: var(--sip-shadow); transition: transform 0.25s; }
.sip-blog-card:hover { transform: translateY(-5px); }
.sip-blog-thumb { aspect-ratio: 5/3; background: var(--sip-grey-100); overflow: hidden; }
.sip-blog-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sip-blog-body { padding: 18px 20px; }
.sip-blog-meta { display: flex; gap: 10px; font-size: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.sip-blog-cat { color: var(--sip-green-dark); font-weight: 600; }
.sip-blog-date { color: var(--sip-grey-500); }
.sip-blog-card h3 { font-size: 16px; margin-bottom: 12px; }

/* ----- Why us + Skills ----- */
.sip-why-skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.sip-why-us h3, .sip-skills h3 { font-size: 22px; margin-bottom: 20px; }
.sip-checklist li { padding: 9px 0 9px 28px; position: relative; color: var(--sip-grey-700); font-size: 15px; }
.sip-checklist i { position: absolute; left: 0; top: 9px; color: var(--sip-green); }
.sip-skill-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.sip-skill-tag { background: var(--sip-grey-100); color: var(--sip-blue-700); font-size: 13.5px; font-weight: 600; padding: 8px 16px; border-radius: 999px; }

/* ----- Testimonials ----- */
.sip-testimonials { background: var(--sip-grey-50); }
.sip-testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 26px; }
.sip-testimonial-card { background: var(--sip-white); border-radius: var(--sip-radius); padding: 28px; box-shadow: var(--sip-shadow); border: 1px solid var(--sip-grey-100); }
.sip-testimonial-card > p { color: var(--sip-grey-700); margin-bottom: 20px; font-style: italic; }
.sip-testimonial-author { display: flex; align-items: center; gap: 14px; }
.sip-testimonial-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--sip-blue-800); color: var(--sip-green); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.sip-testimonial-author strong { display: block; font-size: 14.5px; color: var(--sip-blue-800); }
.sip-testimonial-author span { font-size: 12.5px; color: var(--sip-grey-500); }

/* ----- Newsletter ----- */
.sip-newsletter { background: linear-gradient(135deg, var(--sip-blue-900), var(--sip-blue-700)); padding: 70px 0; }
.sip-newsletter-inner { text-align: center; color: var(--sip-white); max-width: 600px; margin: 0 auto; }
.sip-newsletter-inner h2 { color: var(--sip-white); margin-bottom: 10px; }
.sip-newsletter-inner p { color: var(--sip-grey-300); margin-bottom: 26px; }
.sip-newsletter-form { display: flex; gap: 12px; max-width: 460px; margin: 0 auto; }
.sip-newsletter-form input { flex: 1; padding: 13px 18px; border-radius: 999px; border: none; font-family: inherit; font-size: 14.5px; }
.sip-newsletter-note { margin-top: 14px; color: var(--sip-green); font-weight: 600; }

/* ----- Footer ----- */
.sip-footer { background: var(--sip-blue-900); color: var(--sip-grey-300); padding: 64px 0 0; }
.sip-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.sip-footer-logo { color: var(--sip-white); font-size: 22px; margin-bottom: 14px; }
.sip-footer-about p { font-size: 14.5px; line-height: 1.8; margin-bottom: 18px; }
.sip-social-icons { display: flex; gap: 10px; }
.sip-social-icons a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; transition: background 0.2s; }
.sip-social-icons a:hover { background: var(--sip-green); color: var(--sip-blue-900); }
.sip-footer-col h4 { color: var(--sip-white); font-size: 16px; margin-bottom: 16px; }
.sip-footer-col li { margin-bottom: 10px; font-size: 14px; }
.sip-footer-col a:hover { color: var(--sip-green); }
.sip-footer-contact li { display: flex; align-items: flex-start; gap: 8px; }
.sip-footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 13.5px; }

/* ----- WhatsApp float ----- */
.sip-whatsapp-float {
	position: fixed; bottom: 24px; right: 24px; z-index: 998;
	width: 56px; height: 56px; border-radius: 50%;
	background: #25D366; color: var(--sip-white);
	display: flex; align-items: center; justify-content: center;
	font-size: 26px; box-shadow: 0 8px 24px rgba(37,211,102,0.4);
	transition: transform 0.2s;
}
.sip-whatsapp-float:hover { transform: scale(1.08); }

/* ----- Generic page / single / 404 ----- */
.sip-page-content { padding: 70px 0; max-width: 860px; }
.sip-page-header { margin-bottom: 30px; }
.sip-page-title { font-size: 36px; }
.sip-entry-content { font-size: 16.5px; color: var(--sip-grey-700); }
.sip-entry-content p { margin-bottom: 18px; }
.sip-single-grid { display: grid; grid-template-columns: 2.3fr 1fr; gap: 50px; padding: 70px 0; }
.sip-single-title { font-size: 32px; margin: 14px 0 20px; }
.sip-single-thumb { border-radius: var(--sip-radius); overflow: hidden; margin-bottom: 26px; }
.sip-404 { text-align: center; padding: 120px 0; }
.sip-404 h1 { font-size: 90px; color: var(--sip-green); }
.sip-404 p { margin: 16px 0 28px; color: var(--sip-grey-500); }

/* ----- Comments ----- */
.sip-comments-area { margin-top: 50px; padding-top: 40px; border-top: 1px solid var(--sip-grey-100); }
.sip-comment-list { margin: 20px 0; }

/* ===================================================================
   Responsive
   =================================================================== */
@media (max-width: 1024px) {
	.sip-services-grid, .sip-portfolio-grid, .sip-courses-grid { grid-template-columns: repeat(2, 1fr); }
	.sip-blog-grid { grid-template-columns: repeat(2, 1fr); }
	.sip-stats-grid { grid-template-columns: repeat(3, 1fr); gap: 30px; }
	.sip-why-skills-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 860px) {
	.sip-hero-grid { grid-template-columns: 1fr; gap: 40px; }
	.sip-hero-media { order: -1; }
	.sip-hero-points { grid-template-columns: 1fr; max-width: 100%; }
	.sip-single-grid { grid-template-columns: 1fr; }
	.primary-menu { display: none; }
	.sip-header-cta { display: none; }
	.sip-menu-toggle { display: flex; }
	body.sip-nav-open .primary-menu {
		display: flex; flex-direction: column; position: absolute;
		top: 100%; left: 0; right: 0; background: var(--sip-white);
		padding: 20px 24px; box-shadow: var(--sip-shadow-lg); gap: 16px;
	}
}

@media (max-width: 640px) {
	.sip-services-grid, .sip-portfolio-grid, .sip-courses-grid, .sip-blog-grid { grid-template-columns: 1fr; }
	.sip-stats-grid { grid-template-columns: repeat(2, 1fr); }
	.sip-section { padding: 56px 0; }
	.sip-section-head-row { flex-direction: column; align-items: flex-start; }
	.sip-newsletter-form { flex-direction: column; }
	.sip-footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ----- Elementor-active page tweaks: avoid double spacing with theme wrapper ----- */
body.sip-elementor-active main#main-content { padding: 0; }