/*
Theme Name: ctoi Portal
Theme URI: https://ctoi.dev
Author: ctoi
Author URI: https://ctoi.dev
Description: Premier Internship Portal with Google Careers Design & Gemini AI Integration. High-performance, minimalist luxury.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ctoi-portal
Tags: one-column, custom-colors, custom-menu, custom-logo, featured-images, full-width-template, sticky-post, theme-options, threaded-comments, translation-ready, blog, portfolio

ctoi Portal — Google Careers Design System
*/

/* ========== Design Tokens ========== */
:root {
	--ctoi-primary: #1A73E8;
	--ctoi-primary-hover: #1557B0;
	--ctoi-text-main: #202124;
	--ctoi-text-muted: #5F6368;
	--ctoi-border: #DADCE0;
	--ctoi-bg-subtle: #F8F9FA;
	--ctoi-success: #34A853;
	--ctoi-alert: #EA4335;
	--ctoi-radius: 8px;
	--ctoi-radius-sm: 4px;
	--ctoi-shadow: 0 1px 2px rgba(0,0,0,0.05);
	--ctoi-container: min(96vw, 1280px);
}

/* ========== Base ========== */
body {
	font-family: 'Inter', system-ui, -apple-system, sans-serif;
	font-weight: 400;
	line-height: 1.6;
	color: var(--ctoi-text-main);
	background: #fff;
}
h1, h2, h3, h4, h5, h6 { font-weight: 500; color: var(--ctoi-text-main); }

/* ========== Layout ========== */
.ctoi-container { max-width: var(--ctoi-container); margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; }
.ctoi-page { padding: clamp(24px, 4vw, 48px) 0; }

/* ========== Buttons ========== */
.ctoi-btn {
	display: inline-flex; align-items: center; justify-content: center;
	padding: 10px 24px; border-radius: var(--ctoi-radius-sm);
	font-weight: 500; font-size: 0.875rem; text-decoration: none;
	cursor: pointer; border: none; transition: background 0.2s;
}
.ctoi-btn-primary { background: var(--ctoi-primary); color: #fff; }
.ctoi-btn-primary:hover { background: var(--ctoi-primary-hover); }
.ctoi-btn-secondary { background: #fff; color: var(--ctoi-text-main); border: 1px solid var(--ctoi-border); }
.ctoi-btn-secondary:hover { background: var(--ctoi-bg-subtle); }

/* ========== Cards ========== */
.ctoi-card {
	padding: 20px; background: #fff;
	border: 1px solid var(--ctoi-border);
	border-radius: var(--ctoi-radius);
	box-shadow: var(--ctoi-shadow);
	transition: box-shadow 0.2s, border-color 0.2s;
}
.ctoi-card:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.08); }

/* ========== Forms ========== */
.ctoi-field { margin-bottom: 1.25rem; }
.ctoi-field label { display: block; font-weight: 500; margin-bottom: 0.35em; color: var(--ctoi-text-main); }
.ctoi-field input[type="text"],
.ctoi-field input[type="email"],
.ctoi-field input[type="search"],
.ctoi-field textarea,
.ctoi-field select {
	width: 100%; padding: 10px 12px;
	border: 1px solid var(--ctoi-border);
	border-radius: var(--ctoi-radius-sm);
	font-size: 1rem; font-family: inherit;
	transition: border-color 0.2s;
}
.ctoi-field input:focus,
.ctoi-field textarea:focus,
.ctoi-field select:focus {
	outline: none; border-color: var(--ctoi-primary);
	border-width: 2px; padding: 9px 11px;
}

/* ========== Header ========== */
.ctoi-header {
	background: #fff;
	border-bottom: 1px solid var(--ctoi-border);
	position: sticky;
	top: 0;
	z-index: 100;
}
.ctoi-header-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	min-height: 64px;
	padding: 12px 0;
}
.ctoi-logo { display: flex; align-items: center; gap: 4px; text-decoration: none; color: var(--ctoi-text-main); font-weight: 500; font-size: 1.25rem; }
.ctoi-logo-sub { color: var(--ctoi-text-muted); font-weight: 400; }
.ctoi-logo:hover { color: var(--ctoi-primary); }
.ctoi-nav-menu { display: flex; align-items: center; gap: 24px; list-style: none; margin: 0; padding: 0; }
.ctoi-nav-menu a { color: var(--ctoi-text-muted); text-decoration: none; font-size: 0.9375rem; font-weight: 500; transition: color 0.2s; }
.ctoi-nav-menu a:hover { color: var(--ctoi-primary); }

/* ========== Footer ========== */
.ctoi-footer {
	background: var(--ctoi-bg-subtle);
	border-top: 1px solid var(--ctoi-border);
	padding: 48px 0 24px;
	margin-top: 48px;
}
.ctoi-footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 32px; margin-bottom: 32px; }
.ctoi-footer-col h4 { font-size: 0.875rem; font-weight: 600; margin: 0 0 12px; color: var(--ctoi-text-main); }
.ctoi-footer-col ul { list-style: none; margin: 0; padding: 0; }
.ctoi-footer-col li { margin-bottom: 8px; }
.ctoi-footer-col a { color: var(--ctoi-text-muted); text-decoration: none; font-size: 0.875rem; }
.ctoi-footer-col a:hover { color: var(--ctoi-primary); }
.ctoi-footer-copy { font-size: 0.8125rem; color: var(--ctoi-text-muted); text-align: center; margin: 0; }

/* ========== Hero ========== */
.ctoi-hero { text-align: center; padding: clamp(48px, 8vw, 96px) 0; }
.ctoi-hero-title { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 500; line-height: 1.2; margin: 0 0 1rem; color: var(--ctoi-text-main); }
.ctoi-hero-title .ctoi-accent { color: var(--ctoi-primary); }
.ctoi-hero-sub { font-size: 1.125rem; color: var(--ctoi-text-muted); margin: 0 0 2rem; }
.ctoi-global-search { max-width: 560px; margin: 0 auto 2rem; position: relative; }
.ctoi-global-search input { width: 100%; padding: 14px 20px 14px 48px; border: 1px solid var(--ctoi-border); border-radius: 24px; font-size: 1rem; background: #fff; }
.ctoi-global-search input:focus { outline: none; border-color: var(--ctoi-primary); }
.ctoi-global-search .ctoi-search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--ctoi-text-muted); font-size: 20px; pointer-events: none; }
.ctoi-hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.ctoi-section-title { font-size: 1.5rem; font-weight: 500; margin: 0 0 1rem; }
.ctoi-muted { color: var(--ctoi-text-muted); font-size: 0.9375rem; }
.ctoi-page-title { font-size: 1.75rem; font-weight: 500; margin: 0 0 1.5rem; }

/* ========== Archive ========== */
.ctoi-archive-layout { display: grid; grid-template-columns: 260px 1fr; gap: 32px; }
@media (max-width: 768px) { .ctoi-archive-layout { grid-template-columns: 1fr; } }
.ctoi-archive-sidebar { padding: 24px; background: #fff; border: 1px solid var(--ctoi-border); border-radius: var(--ctoi-radius); height: fit-content; }
.ctoi-archive-sidebar h3 { font-size: 0.9375rem; font-weight: 600; margin: 0 0 16px; }
.ctoi-filter-list { list-style: none; margin: 0; padding: 0; }
.ctoi-filter-list li { margin: 0 0 8px; }
.ctoi-filter-list a { display: block; padding: 8px 12px; border-radius: var(--ctoi-radius-sm); color: var(--ctoi-text-muted); text-decoration: none; font-size: 0.9375rem; transition: background 0.2s, color 0.2s; }
.ctoi-filter-list a:hover, .ctoi-filter-list a.active { color: var(--ctoi-primary); background: rgba(26,115,232,0.08); }
.ctoi-job-card { padding: 24px; margin-bottom: 16px; }
.ctoi-job-card h3 a { color: var(--ctoi-primary); text-decoration: none; }
.ctoi-job-card h3 a:hover { text-decoration: underline; }
.ctoi-job-card .ctoi-job-meta { font-size: 0.9375rem; margin: 12px 0; }
.ctoi-job-card .ctoi-job-snippet { margin: 12px 0; }