/* DrezMail visual refinement — desktop-first, comfortably responsive. */
:root { --sidebar: 276px; --radius-lg: 18px; --radius-md: 12px; }
body { min-width: 320px; }
.sidebar { width: var(--sidebar); padding: 28px 20px 18px; background: color-mix(in srgb, var(--surface) 62%, transparent); }
.brand { margin: 0 14px 30px; }
.compose-button { margin: 0 4px 26px; min-height: 58px; transition: transform .2s, box-shadow .2s; }
.compose-button:hover { transform: translateY(-1px); box-shadow: 0 10px 22px #20211f24; }
.nav-item, .mailbox { min-height: 44px; }
.profile { width: 100%; background: transparent; border: 0; text-align: left; border-radius: 12px; cursor: pointer; transition: background .2s; }
.profile:hover { background: var(--surface-2); }
.topbar { height: 138px; padding: 0 clamp(34px, 5vw, 88px); }
.topbar h1 { font-size: clamp(23px, 2vw, 29px); }
.content-wrap { max-width: 1320px; padding: 34px clamp(32px, 5vw, 88px) 56px; }
.conversation-workspace { grid-template-columns: minmax(320px, 370px) minmax(0, 1fr); gap: 20px; min-height: min(670px, calc(100vh - 210px)); }
.conversation-panel, .thread-panel { border-radius: var(--radius-lg); box-shadow: 0 14px 35px #30342b0a; }
.panel-heading, .thread-panel-heading { padding: 24px 26px; }
.conversation-summary { margin: 18px 18px 14px; background: color-mix(in srgb, var(--surface-2) 30%, transparent); }
.contact-list { padding: 0 18px 18px; gap: 8px; }
.contact-item { padding: 13px 14px; min-height: 64px; }
.thread-panel { position: relative; min-height: 500px; }
.empty-thread { top: 104px; left: 30px; right: 30px; min-height: 220px; background: linear-gradient(145deg, color-mix(in srgb, var(--surface-2) 28%, transparent), transparent); }
.empty-thread .empty-icon { display: grid; place-items: center; width: 38px; height: 38px; margin: 0 auto 10px; border-radius: 12px; background: var(--surface-2); }
.selected-thread { padding: 34px; }
.selected-thread.visible { animation: thread-in .28s ease-out both; }
.modal-backdrop { padding: 20px; }
.compose-modal { padding: 26px; border-radius: var(--radius-lg); }
.login-screen { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 24px; background: linear-gradient(135deg, #e7e9e3ee, #f7f7f4ef 52%, #e5e7e1ee); backdrop-filter: blur(16px); opacity: 0; pointer-events: none; transition: opacity .28s ease; }
[data-auth="signed-out"] .login-screen { opacity: 1; pointer-events: auto; }
.login-card { width: min(100%, 440px); padding: 34px; border: 1px solid #d9ddd4; border-radius: 24px; background: #fbfbf9; box-shadow: 0 28px 80px #30342b22; transform: translateY(12px); transition: transform .3s ease; }
[data-auth="signed-out"] .login-card { transform: translateY(0); }
.login-brand { display: flex; align-items: center; gap: 11px; font-size: 19px; font-weight: 700; letter-spacing: -.04em; }
.login-kicker { margin: 34px 0 9px; color: var(--muted); font: 10px 'DM Mono', monospace; letter-spacing: .14em; text-transform: uppercase; }
.login-card h2 { margin: 0; font-size: 30px; letter-spacing: -.06em; }
.login-card > p { margin: 10px 0 26px; color: var(--muted); line-height: 1.6; }
.login-form { display: grid; gap: 13px; }
.login-form label { display: grid; gap: 7px; color: var(--muted); font-size: 11px; font-weight: 700; }
.login-form input { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 13px 14px; background: var(--surface); outline: none; transition: border-color .2s, box-shadow .2s; }
.login-form input:focus { border-color: #aeb8aa; box-shadow: 0 0 0 3px #9da99624; }
.login-status { min-height: 16px; margin: 0; color: #9a4e44; font-size: 11px; line-height: 1.4; }
.login-submit { width: 100%; margin-top: 6px; padding: 13px; border-radius: 10px; background: var(--text); color: var(--bg); font-weight: 700; }
.preview-note { display: flex; gap: 8px; align-items: flex-start; margin: 18px 0 0; padding: 12px; border-radius: 10px; background: #eef1ec; color: #5d675d; font-size: 11px; line-height: 1.45; }
.account-menu { position: fixed; z-index: 12; left: 22px; bottom: 76px; width: 234px; padding: 8px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(7px); transition: .2s; }
.account-menu.open { opacity: 1; pointer-events: auto; transform: none; }
.account-menu small { display: block; padding: 8px 10px; color: var(--muted); }
.account-menu button { width: 100%; padding: 10px; border-radius: 8px; text-align: left; color: var(--text); }
.account-menu button:hover { background: var(--surface-2); }
@keyframes thread-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (max-width: 1000px) { :root { --sidebar: 224px; } .sidebar { padding: 24px 14px 16px; } .conversation-workspace { grid-template-columns: minmax(275px, 320px) minmax(0, 1fr); gap: 14px; } .content-wrap { padding-inline: 28px; } .topbar { padding-inline: 28px; } }
@media (max-width: 760px) { .app-shell { display: block; padding-bottom: 72px; } .sidebar { position: fixed; inset: auto 0 0; z-index: 10; width: 100%; height: 72px; padding: 8px 12px; border: 0; border-top: 1px solid var(--line); background: color-mix(in srgb, var(--surface) 90%, transparent); backdrop-filter: blur(18px); display: block; } .brand, .compose-button, .section-label, .mailbox-list, .sidebar-bottom { display: none; } .nav-stack { height: 100%; grid-template-columns: repeat(4, 1fr); gap: 4px; } .nav-item { min-height: 54px; padding: 7px 5px; justify-content: center; flex-direction: column; gap: 2px; font-size: 10px; } .nav-item .icon { font-size: 16px; } .nav-count { display: none; } .topbar { height: auto; min-height: 132px; padding: 24px 20px 22px; align-items: flex-start; gap: 20px; } .top-actions { flex: 1; justify-content: flex-end; } .search-button { width: 42px; padding: 9px; justify-content: center; } .search-button:not(:hover) { font-size: 0; } .search-button kbd { display: none; } .content-wrap { padding: 20px; } .conversation-workspace { display: block; min-height: 0; } .conversation-panel { border-radius: 16px; } .thread-panel { margin-top: 14px; min-height: 440px; } .empty-thread { top: 94px; left: 20px; right: 20px; min-height: 190px; } .login-card { padding: 28px 22px; border-radius: 20px; } .account-menu { left: 12px; bottom: 82px; } }
@media (max-width: 420px) { .topbar { min-height: 118px; } .topbar h1 { font-size: 23px; } .round-button { width: 35px; height: 35px; } .content-wrap { padding: 14px; } .panel-heading, .thread-panel-heading { padding: 20px; } .conversation-summary { margin: 14px; } .contact-list { padding: 0 14px 14px; } .thread-panel { min-height: 390px; } .selected-thread { padding: 24px; } }