diff --git a/frontend/src/lib/api/crm/commercial.ts b/frontend/src/lib/api/crm/commercial.ts
index a131db6..37bd255 100644
--- a/frontend/src/lib/api/crm/commercial.ts
+++ b/frontend/src/lib/api/crm/commercial.ts
@@ -157,7 +157,32 @@ export const quotesAPI = {
 	reject: (id: number, companyId: number) => unwrap<Quote>(api.patch(`/v1/crm/quotes/${id}/reject?${qp(companyId)}`, {})),
 	clone: (id: number, companyId: number) => unwrap<Quote>(api.post(`/v1/crm/quotes/${id}/clone?${qp(companyId)}`, {})),
 	remove: (id: number, companyId: number) => unwrap(api.delete(`/v1/crm/quotes/${id}?${qp(companyId)}`)),
-	items: (quoteId: number, companyId: number) => unwrap<QuoteItem[]>(api.get(`/v1/crm/quotes/${quoteId}/items?${qp(companyId)}`))
+	items: (quoteId: number, companyId: number) => unwrap<QuoteItem[]>(api.get(`/v1/crm/quotes/${quoteId}/items?${qp(companyId)}`)),
+	pdfUrl: (id: number, companyId: number) => unwrap<{ url: string }>(api.get(`/v1/crm/quotes/${id}/pdf-url?${qp(companyId)}`)),
+	sendEmail: (id: number, companyId: number, body: { to?: string | null; subject?: string | null; message?: string | null }) =>
+		unwrap<{ sent_to: string; reference: string }>(api.post(`/v1/crm/quotes/${id}/send-email?${qp(companyId)}`, body))
+};
+
+// ---------- Configuración de marca del formato de cotización ----------
+export interface QuoteSettings {
+	id?: number | null;
+	emitter_name?: string | null; emitter_rfc?: string | null; emitter_address?: string | null;
+	emitter_phone?: string | null; emitter_email?: string | null; emitter_website?: string | null;
+	logo_file_key?: string | null; accent_color?: string | null; quote_prefix?: string | null;
+	default_terms?: string | null; footer_note?: string | null;
+}
+
+export const quoteSettingsAPI = {
+	get: (companyId: number) => unwrap<QuoteSettings>(api.get(`/v1/crm/quote-settings?${qp(companyId)}`)),
+	save: (companyId: number, data: QuoteSettings) => unwrap<QuoteSettings>(api.put(`/v1/crm/quote-settings?${qp(companyId)}`, data)),
+	logoUrl: (companyId: number) => unwrap<{ url: string | null }>(api.get(`/v1/crm/quote-settings/logo-url?${qp(companyId)}`)),
+	async uploadLogo(companyId: number, file: File): Promise<QuoteSettings> {
+		const fd = new FormData();
+		fd.append('file', file);
+		const res = await (api as any).request(`/v1/crm/quote-settings/logo?${qp(companyId)}`, { method: 'POST', body: fd });
+		if (res.error) throw new Error(res.error);
+		return res.data as QuoteSettings;
+	}
 };
 
 // ---------- Catálogos de referencia (Incoterms, participantes) ----------
diff --git a/frontend/src/lib/components/sidebar/modules.ts b/frontend/src/lib/components/sidebar/modules.ts
index 8f85a92..8d91390 100644
--- a/frontend/src/lib/components/sidebar/modules.ts
+++ b/frontend/src/lib/components/sidebar/modules.ts
@@ -92,6 +92,10 @@ export function getNavMain(): NavMainItem[] {
 			title: 'Configuración',
 			url: '/dashboard/settings/general',
 			icon: Settings2,
+			items: [
+				{ title: 'General', url: '/dashboard/settings/general' },
+				{ title: 'Formato de cotización', url: '/dashboard/settings/cotizacion' },
+			],
 		},
 	];
 }
diff --git a/frontend/src/routes/dashboard/crm/cotizaciones/[id]/+page.svelte b/frontend/src/routes/dashboard/crm/cotizaciones/[id]/+page.svelte
index 0f39db5..585d5c6 100644
--- a/frontend/src/routes/dashboard/crm/cotizaciones/[id]/+page.svelte
+++ b/frontend/src/routes/dashboard/crm/cotizaciones/[id]/+page.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { ArrowLeft, Receipt, Plus, Trash2, Send, Check, X, Ship } from '@lucide/svelte';
+	import { ArrowLeft, Receipt, Plus, Trash2, Send, Check, X, Ship, FileText, Mail } from '@lucide/svelte';
 	import { page } from '$app/state';
 	import { goto } from '$app/navigation';
 	import * as Card from '$lib/components/ui/card';
@@ -142,6 +142,47 @@
 		}
 	}
 
+	async function openPdf() {
+		if (!companyId || !quote) return;
+		busy = true;
+		try {
+			const { url } = await quotesAPI.pdfUrl(quote.id, companyId);
+			if (url) window.open(url, '_blank', 'noopener');
+		} catch (e) {
+			toast.error(e instanceof Error ? e.message : 'No se pudo generar el PDF');
+		} finally {
+			busy = false;
+		}
+	}
+
+	let showEmail = $state(false);
+	let emailForm = $state({ to: '', subject: '', message: '' });
+	function openEmail() {
+		emailForm = {
+			to: accounts.find((a) => a.id === quote?.account_id)?.email ?? '',
+			subject: `Cotización ${quote?.reference ?? ''}`.trim(),
+			message: 'Adjunto la cotización solicitada. Quedamos atentos a sus comentarios.'
+		};
+		showEmail = true;
+	}
+	async function sendEmail() {
+		if (!companyId || !quote) return;
+		if (!emailForm.to.trim()) { toast.error('Indica el correo destino'); return; }
+		busy = true;
+		try {
+			const res = await quotesAPI.sendEmail(quote.id, companyId, {
+				to: emailForm.to.trim(), subject: emailForm.subject || null, message: emailForm.message || null
+			});
+			toast.success(`Cotización enviada a ${res.sent_to}`);
+			showEmail = false;
+			await reload();
+		} catch (e) {
+			toast.error(e instanceof Error ? e.message : 'No se pudo enviar el correo');
+		} finally {
+			busy = false;
+		}
+	}
+
 	function supplierName(id: number | null | undefined): string {
 		return suppliers.find((s) => s.id === id)?.name ?? '—';
 	}
@@ -169,8 +210,10 @@
 				</p>
 			</div>
 			<div class="flex flex-wrap gap-2">
+				<Button size="sm" variant="outline" onclick={openPdf} disabled={busy}><FileText class="mr-1 h-4 w-4" /> Ver PDF</Button>
+				<Button size="sm" variant="outline" onclick={openEmail} disabled={busy}><Mail class="mr-1 h-4 w-4" /> Enviar por correo</Button>
 				{#if quote.status === 'borrador'}
-					<Button size="sm" variant="outline" onclick={() => doAction('send')} disabled={busy}><Send class="mr-1 h-4 w-4" /> Enviar</Button>
+					<Button size="sm" variant="outline" onclick={() => doAction('send')} disabled={busy}><Send class="mr-1 h-4 w-4" /> Marcar enviada</Button>
 				{/if}
 				{#if quote.status === 'enviada'}
 					<Button size="sm" variant="outline" onclick={() => doAction('accept')} disabled={busy}><Check class="mr-1 h-4 w-4" /> Aceptar</Button>
@@ -249,3 +292,21 @@
 		</Card.Root>
 	{/if}
 </div>
+
+{#if showEmail && quote}
+	<div class="fixed inset-0 z-50 flex items-center justify-center bg-black/50 p-4" role="presentation" onclick={() => (showEmail = false)}>
+		<div class="w-full max-w-lg rounded-lg border bg-card p-6 shadow-lg" role="dialog" aria-modal="true" tabindex="-1" onclick={(e) => e.stopPropagation()}>
+			<h3 class="mb-4 flex items-center gap-2 text-base font-semibold"><Mail class="h-4 w-4" /> Enviar cotización por correo</h3>
+			<div class="grid gap-3">
+				<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Para *</span><input type="email" class={inputCls} bind:value={emailForm.to} placeholder="cliente@empresa.com" /></label>
+				<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Asunto</span><input class={inputCls} bind:value={emailForm.subject} /></label>
+				<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Mensaje</span><textarea rows="4" class={inputCls} bind:value={emailForm.message}></textarea></label>
+				<p class="text-xs text-muted-foreground">Se adjunta el PDF de la cotización con el formato y la marca configurados.</p>
+			</div>
+			<div class="mt-5 flex justify-end gap-2 border-t pt-4">
+				<Button variant="outline" onclick={() => (showEmail = false)}>Cancelar</Button>
+				<Button onclick={sendEmail} disabled={busy}>{busy ? 'Enviando…' : 'Enviar'}</Button>
+			</div>
+		</div>
+	</div>
+{/if}
diff --git a/frontend/src/routes/dashboard/settings/cotizacion/+page.svelte b/frontend/src/routes/dashboard/settings/cotizacion/+page.svelte
new file mode 100644
index 0000000..be1788b
--- /dev/null
+++ b/frontend/src/routes/dashboard/settings/cotizacion/+page.svelte
@@ -0,0 +1,104 @@
+<script lang="ts">
+	import { FileText, Upload } from '@lucide/svelte';
+	import * as Card from '$lib/components/ui/card';
+	import { Button } from '$lib/components/ui/button';
+	import { companyStore } from '$lib/stores/company.svelte';
+	import { quoteSettingsAPI, type QuoteSettings } from '$lib/api/crm';
+	import { toast } from 'svelte-sonner';
+
+	const companyId = $derived(companyStore.activeCompany?.id ?? null);
+	const inputCls = 'rounded-md border bg-transparent px-3 py-2 text-sm outline-none focus-visible:ring-2 focus-visible:ring-ring';
+
+	let s = $state<QuoteSettings>({});
+	let logoUrl = $state<string | null>(null);
+	let loading = $state(false);
+	let saving = $state(false);
+	let uploading = $state(false);
+
+	$effect(() => { const cid = companyId; if (cid) void load(cid); });
+
+	async function load(cid: number) {
+		loading = true;
+		try {
+			s = await quoteSettingsAPI.get(cid);
+			logoUrl = (await quoteSettingsAPI.logoUrl(cid).catch(() => ({ url: null }))).url;
+		} catch (e) { toast.error(e instanceof Error ? e.message : 'No se pudo cargar la configuración'); }
+		finally { loading = false; }
+	}
+	async function save() {
+		if (!companyId) return;
+		saving = true;
+		try { s = await quoteSettingsAPI.save(companyId, s); toast.success('Configuración guardada'); }
+		catch (e) { toast.error(e instanceof Error ? e.message : 'No se pudo guardar'); }
+		finally { saving = false; }
+	}
+	async function onLogo(e: Event) {
+		const file = (e.target as HTMLInputElement).files?.[0];
+		if (!file || !companyId) return;
+		uploading = true;
+		try {
+			s = await quoteSettingsAPI.uploadLogo(companyId, file);
+			logoUrl = (await quoteSettingsAPI.logoUrl(companyId)).url;
+			toast.success('Logo actualizado');
+		} catch (err) { toast.error(err instanceof Error ? err.message : 'No se pudo subir el logo'); }
+		finally { uploading = false; }
+	}
+</script>
+
+<div class="space-y-6">
+	<div>
+		<h1 class="flex items-center gap-2 text-2xl font-bold tracking-tight"><FileText class="h-6 w-6" /> Formato de cotización</h1>
+		<p class="mt-1 text-sm text-muted-foreground">Marca y encabezados que se imprimen en el PDF de las cotizaciones (por compañía).</p>
+	</div>
+
+	{#if !companyId}
+		<Card.Root><Card.Content class="pt-6 text-sm text-muted-foreground">Selecciona una compañía activa.</Card.Content></Card.Root>
+	{:else}
+		<Card.Root>
+			<Card.Header><Card.Title class="text-base">Logo</Card.Title></Card.Header>
+			<Card.Content>
+				<div class="flex flex-wrap items-center gap-4">
+					{#if logoUrl}
+						<img src={logoUrl} alt="Logo" class="h-16 rounded border bg-white object-contain p-1" />
+					{:else}
+						<div class="flex h-16 w-32 items-center justify-center rounded border border-dashed text-xs text-muted-foreground">Sin logo</div>
+					{/if}
+					<label class="cursor-pointer">
+						<input type="file" accept="image/*" class="hidden" onchange={onLogo} />
+						<span class="inline-flex items-center gap-1 rounded-md border px-3 py-2 text-sm hover:bg-muted"><Upload class="h-4 w-4" /> {uploading ? 'Subiendo…' : 'Subir logo'}</span>
+					</label>
+				</div>
+			</Card.Content>
+		</Card.Root>
+
+		<Card.Root>
+			<Card.Header><Card.Title class="text-base">Datos del emisor</Card.Title>
+				<Card.Description>Aparecen en el encabezado del PDF.</Card.Description>
+			</Card.Header>
+			<Card.Content>
+				<div class="grid gap-4 sm:grid-cols-2">
+					<label class="flex flex-col gap-1 text-sm sm:col-span-2"><span class="font-medium">Razón social (emisor)</span><input class={inputCls} bind:value={s.emitter_name} placeholder="Mi Agencia SA de CV" /></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">RFC</span><input class="font-mono {inputCls}" maxlength="13" bind:value={s.emitter_rfc} /></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Teléfono</span><input class={inputCls} bind:value={s.emitter_phone} /></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Correo</span><input class={inputCls} bind:value={s.emitter_email} /></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Sitio web</span><input class={inputCls} bind:value={s.emitter_website} /></label>
+					<label class="flex flex-col gap-1 text-sm sm:col-span-2"><span class="font-medium">Dirección</span><textarea rows="2" class={inputCls} bind:value={s.emitter_address}></textarea></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Color de acento</span><input type="color" class="{inputCls} h-10 p-1" bind:value={s.accent_color} /></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Prefijo de folio</span><input class={inputCls} maxlength="12" bind:value={s.quote_prefix} placeholder="COT" /></label>
+				</div>
+			</Card.Content>
+		</Card.Root>
+
+		<Card.Root>
+			<Card.Header><Card.Title class="text-base">Textos por defecto</Card.Title></Card.Header>
+			<Card.Content>
+				<div class="grid gap-4">
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Condiciones comerciales (por defecto)</span><textarea rows="5" class={inputCls} bind:value={s.default_terms} placeholder="Una condición por línea…"></textarea></label>
+					<label class="flex flex-col gap-1 text-sm"><span class="font-medium">Pie de página</span><input class={inputCls} bind:value={s.footer_note} /></label>
+				</div>
+			</Card.Content>
+		</Card.Root>
+
+		<div class="flex justify-end"><Button onclick={save} disabled={saving || loading}>{saving ? 'Guardando…' : 'Guardar configuración'}</Button></div>
+	{/if}
+</div>